Style-Smart Layers: What to Pack for Seoul in Every Season

From Gyeongbokgung courtyards to neon Hongdae nights and long subway climbs, wear polished layers with cushioned sneakers. Pack a compact umbrella, quick-dry tops for 77–95°F monsoon days, a mask for yellow dust, and a light down jacket in winter.

Updated on September 30, 2025

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Your Seoul days stretch from subway sprints and palace courtyards to late dinners under neon. You can’t pack for every mood of the city, and you don’t need to. Build a tight capsule that walks all day and still reads polished at night, then add one smarter layer for weather swings. This guide shows how to balance comfort, style and space so your bag moves as easily as you do.

Locals lean smart-casual with clean lines, muted tones and pieces that feel intentional. Sneakers skew sleek, trousers slim but comfortable, outerwear tailored. By day the vibe is relaxed across markets and galleries. After dark a single upgrade, like a sharper jacket or boot, carries you to cocktails without trying too hard. Modesty matters at temples and certain restaurants.

Seoul’s seasons are real. Spring shifts from cool 41–64°F with occasional yellow dust and surprise showers. Summer is hot and humid, often 77–95°F with monsoon bursts. Autumn settles into bright 50–68°F days ideal for long walks. Winter turns crisp and dry, often below 32°F outside while ondol heating keeps interiors warm. Pack a compact umbrella and one quick-dry layer.

To make it easy, we start with the core layers and footwear that handle stairs and distance, then dial in rain and humidity strategy by season. After that come cultural notes for palaces and dining, activity picks for city walks, river time, light hikes and nightlife, plus what not to pack, common mistakes to avoid and subway-friendly packing tactics.

Part 1: Packing Essentials

Packing List

Adults

Clothing

Soft, quick-dry cotton or moisture-wicking tees for hot days and layering under shirts or jackets.

Light merino or synthetic long-sleeve tops for warmth without bulk and odor resistance on longer trips.

Compact insulated jacket for chilly mornings and dry winter layering that compresses into a bag pocket.

Breathable, packable rain shell for sudden showers during monsoon season and spring rains.

Tailored, wrinkle-resistant trousers or chinos in neutral tones that work for daytime walking and evening outings.

Footwear

Cushioned sneakers with good arch support and grippy soles for long subway walks, stairs and uneven pavement.

Low ankle boots with a slight tread for wet days and dressier evening looks in cooler months.

Compact flats or slip-ons that pack small and work for rainy summer days or quick dinners.

Essentials

Sturdy, compact umbrella that fits in a daypack for monsoon season and sudden spring showers.

Slim daypack or crossbody with secure pockets for phone, transit card and passport—easy to keep close on crowded trains.

Type F adapter for 220V outlets and a high-capacity USB power bank for long days of navigation and photos.

Reloadable transit card for buses and subways—saves time and avoids cash fumbling during rush hours.

Masks for yellow dust or poor air days and a scarf for added warmth or modesty at religious sites.

Toiletries & Skincare

Daily moisturizer with broad-spectrum SPF for humid summers and sun protection during long walks.

Mild facial cleanser and small moisturizer to counteract pollution, hotel dryness and frequent hand washing.

Lightweight laundry detergent sheets for quick hand-washes between wears and to keep outfits fresh.

Small kit with plasters, blister pads, pain reliever and any personal meds for long walking days.

Kids Clothing

Neutral, polished tops and bottoms in breathable cotton or merino for easy layering across Seoul's four seasons.

Slim, compressible insulated jacket for chilly mornings and cool evenings that fits in a daypack.

Wide-brim hat and lightweight neck cover to shield from strong summer sun and spring yellow dust.

Kids Footwear

Supportive sneakers with cushioned insoles and grippy soles for long subway rides, stairs and uneven pavements.

Compact water-resistant flats for markets, nicer restaurants and quick on/off at security or jimjilbangs.

Kids Essentials

Mineral SPF 50+ sunscreen gentle on young skin for Han River outings and long daytime walks.

Small, reinforced umbrella that fits a daypack and handles sudden monsoon showers or spring rain.

Comfortable masks sized for children with filter pockets to help during yellow dust and high-pollution days.

Infant Clothing

Multiple cotton bodysuits and a couple of thin thermal rompers so you can layer for changing Seoul weather and indoor heating.

A slim, insulated jacket that compresses small for cold mornings and stroller walks without bulky luggage.

Infant Essentials

Foldable changing pad plus a waterproof wet bag for quick changes at convenience stores, parks or palace grounds.

Pediatric mineral SPF 50+ sunscreen and a breathable UPF hat to protect delicate skin from summer sun and yellow dust.

Universal, compact rain cover to protect strollers from monsoon showers and spring rain while you explore markets and palaces.

Seoul day bag checklist

What you'll carry for a typical day exploring the city.

Streamlined compact daypack with padded straps, quick-access pockets, and internal organizer—perfect for subway rides and long walking days.

High-capacity USB-C power bank to recharge phones and pocket Wi-Fi during long discovery days; essential for maps, translation apps and cashless payments.

Sturdy foldable umbrella that packs small but resists wind and heavy monsoon rain; a must-have for sudden showers and crowded subway transfers.

Reloadable transit card for subways, buses and many taxis; tap-and-go payment speeds transfers and avoids queuing for single tickets at stations.

Slim anti-theft wallet with zip closure or RFID lining to secure cards, small cash and a copy of your passport while navigating crowded platforms and markets.

Packable face masks (KF94 or 3-ply) to reduce exposure on crowded trains and to protect against spring yellow dust or poor air quality days.

Travel-size hand sanitizer and pocket tissues or wet wipes for quick clean-ups, street food stops and public restrooms that may not provide paper.

Broad-spectrum sunscreen and hydrating lip balm to protect skin during daytime walks, Han River outings and rooftop views under bright sun or reflective surfaces.

Light, packable jacket or thin shell for layering against cool mornings, indoor ondol heat contrasts and sudden spring or autumn breezes around palaces and river paths.

Mini first-aid kit with blister patches, plasters and pain reliever to treat minor scrapes and hotspots after long days of walking and stair-heavy subway transfers.

Part 2: Style & Weather

Seoul Weather: Four Distinct Seasons

Seoul swings through four distinct seasons: a chilly, dry winter often below 32°F with strong ondol heating indoors; a cool, changeable spring (41–64°F) with yellow dust and sudden showers; hot, humid monsoon summers (77–95°F); and crisp, stable autumns (50–68°F) ideal for walking.

Monthly Temperature Guide

MonthHighLow
Jan34°F21°F
Feb37°F25°F
Mar48°F34°F
Apr63°F46°F
May73°F57°F
Jun79°F66°F
Jul84°F73°F
Aug86°F75°F
Sep79°F66°F
Oct68°F52°F
Nov54°F37°F
Dec39°F27°F

Seasonal Insights

spring

Spring (41–64°F): layer a light trench, thin knit or linen shirt, and a packable windbreaker; add a scarf and breathable base layer. Bring a compact umbrella and a mask for yellow dust. Opt for polished sneakers for subway stairs and long walks.

summer

Summer (77–95°F): expect hot, humid days and monsoon showers—pack moisture-wicking tees, a lightweight linen shirt, quick-dry trousers, plus a compact umbrella or rain jacket. Choose grippy sneakers or water-resistant foldables.

fall

Autumn (50–68°F): Seoul's most pleasant season—pack a tailored light coat or trench, merino or cotton-knit tops, and slim trousers. Add low ankle boots for style and stair-friendly grip. Clear, cool days are ideal for palace walks and shopping.

winter

Winter (below 32°F to ~41°F): cold, dry air and occasional snow—pack a lightweight insulated jacket, merino base layers and a mid sweater. Ondol heating favors thin indoor layers; bring gloves, a scarf, grippy boots for icy stairs and moisturizer.

Seoul Style Compass: Layered & Subway-Savvy

Seoul’s streets reward thoughtful, polished dressing: clean, streamlined layers, breathable fabrics and compact pieces that shift from palaces to neon nights. With four distinct seasons—chilly, heated winters and humid monsoon summers—prioritize versatile layering, moisture-wicking textiles and shoes built for stairs and long subway walks. Aim for understated, smart-casual looks rather than loud tourist logos.

The Local Dress Code

Locals favor smart-casual, polished streetwear; slim, tailored layers and neutral tones are common. Modest dress is expected at temples and some formal restaurants; hanbok is welcomed at palaces. Avoid sloppy tourist-branded outfits in upscale districts and choose refined separates for nightlife and dining.

Practical, fashion-forward guidance for Seoul: choose compact layers, breathable fabrics and polished basics that tolerate humidity, sudden rain and long walks across subway stairs and neon streets.

Style at a Glance

  • Streamlined layers and slim trousers for a polished look
  • Breathable cottons and merino for indoor ondol heating
  • Compact foldable rain gear for sudden monsoon showers
  • Sneakers with grip and low-ankle boots for stairs
  • Neutral palette with a burgundy or muted pastel accent

Color Palette

Navy
Charcoal
Beige
Olive
Burgundy
MutedPink

Shopping in the City

Shop with an eye for Korean streetwear labels, compact versatile basics and well-made accessories. Buy heavier or niche outdoor gear before arrival if you need specific sizes; explore local designers for unique pieces that pack small.

Brands to Look For

ADER error: Innovative Korean collective offering sculptural, minimalist streetwear and statement knits—perfect for elevated casual looks that read local and pack small. ($$ - $$$)

Gentle Monster: Designer eyewear brand known for bold frames and sculptural stores—opt for well-crafted sunglasses and optical styles as standout accessories. ($$ - $$$)

StyleNanda: Trend-forward womenswear and accessories with a youthful edge—good source for polished separates, skirts and versatile daytime dresses. ($ - $$)

Andar: Korean active and loungewear label with breathable, moisture-wicking fabrics—ideal for humid days, travel layering and fitness-minded looks. ($ - $$)

Wooyoungmi: Contemporary Korean menswear label with tailored outer pieces and refined tailoring—choose slim coats and structured blazers for dressier nights. ($$$ - $$$$)

SPAO: Accessible fast-fashion basics and seasonal outerwear that mirror local trends—use for quick, affordable staples and compact rain layers. ($ - $$)

Where to Shop

Myeongdong & Dongdaemun: High-street fashion, cosmetics and fast-fashion finds in dense market stalls.

Garosu-gil & Apgujeong: Boutique designers, curated concept stores and refined café-lined shopping streets.

Neighborhood Vibes

Gangnam: Upscale, fashion-forward: sharp outer layers, tailored trousers and sleek low-ankle boots. Polished, minimal colors and statement accessories fit dinner and upscale shopping here.

Hongdae & Hapjeong: Youthful, eclectic street style with playful textures and layered silhouettes. Comfortable sneakers, lightweight outerwear and expressive accessories work well for nightlife and creative markets.

Seasonal Outfit Formulas

spring

Palace Visit: Polished LayersMorning at Gyeongbokgung during cherry blossom season

Street Market StrollLunch and shopping at Myeongdong stalls

summer

Market & Street Food DayAfternoon exploring Gwangjang Market on a humid day

Han River PicnicEvening picnic and cycling by the river

fall

Autumn Walk: Clear SkiesStroll through tree-lined streets and parks in crisp fall weather

Garosu-gil Shopping DayCurated boutiques and café hopping in Garosu-gil

winter

Cold City SightseeingExploring palaces and markets on a crisp winter day with heated interiors

Hongdae Night OutEvening music and nightlife—smart layers that travel well

Footwear Guidelines

  • Primary footwear: comfortable sneakers with good grip for long subway walks and stairs
  • Pack low-ankle leather or suede boots for winter and dressier nights
  • Include a water-resistant foldable pair or flats for sudden monsoon rain
  • Bring light hiking shoes if planning Namsan or Bukhansan trails

Accessory Guidelines

  • Compact foldable umbrella that fits a daypack
  • Thin scarf for ondol-heated indoor spaces and modest temple coverage
  • Crossbody anti-theft wallet for subway crowds
  • Minimal jewelry to elevate simple separates for dinner
  • Face mask and small tube of moisturizer for yellow dust or humidity

What to Wear for Every Seoul Activity

Palace & temple visits

Historic palaces and quiet temples require respectful dress and an eye for dramatic photo backdrops in all seasons.

Wear a neat layer combo: lightweight trench or blazer + slim trousers + comfortable leather sneakers. Hanbok is welcomed at palaces for photos and sometimes free entry. Carry a compact umbrella for spring showers and a dust mask for yellow-dust days. At temples, cover shoulders and remove hats.

Street food & night markets

Seoul's night markets are a sensory feast—fast-paced, crowded and best enjoyed with wardrobe choices that handle grease, steam and crowds.

Choose breathable, stain-resistant layers: light bomber jacket + tee + slim jeans + slip-on sneakers for quick on/off. Use a small cross-body or waist pouch for cash and phone; avoid eating while on trains. Markets peak after 19:00—expect crowds and short queues; pack a compact umbrella for monsoon rains.

Shopping districts & K-fashion

Gangnam, Hongdae and Garosu-gil are style-forward; expect polished streetwear, boutique sizing and a lot of window-shopping.

Dress polished: tailored coat or blazer + slim trousers + clean sneakers or low ankle boots. Autumn (10–20°C) is perfect for layering and window-shopping. Bring a compact tote for purchases and try items in-store — Korean sizes run small. Use subway transfers; compact bags work best for stairs and crowded malls.

Subway city exploration & long walks

Seoul's subway connects everything, but expect stairs, crowded trains and long walking legs between neighborhoods—pack for comfort and transit practicality.

Layer for stations and heated indoors: merino base layer + lightweight down or trench + breathable pants and cushioned sneakers. Wear slip-on shoes for quick security checks and stairs. Avoid large backpacks during rush hours (07:30–09:30, 18:00–20:00); use a T-money card and a slim cross-body to secure phone.

Hiking Namsan & Bukhansan

From short Namsan climbs to steep Bukhansan trails, bring trail-ready shoes and layered gear—urban trails can be exposed and suddenly windy.

Wear light hiking shoes or sturdy trail sneakers + moisture-wicking tee + thin insulating midlayer and a packable wind shell. Mountain temps can be several °C cooler than the city; bring 1–2L water, snacks, and a small daypack. Use subway/bus to trailheads; expect steep stairs and rocky footing.

Han River picnics & cycling

The Han River is perfect for relaxed picnics, casual cycling and skyline sunsets—pack layers for breezy evenings and quick-dry pieces for daytime heat.

For picnics and cycling: pack breathable tee + light windbreaker + shorts or relaxed trousers + sneakers or sport sandals. Bring a compact picnic mat, lock for rental bikes, wet wipes and a power bank. Evenings on the river can feel 5–8°C cooler than downtown; keep a thin layer for sunset and be tidy—leave no trash.

K-pop & nightlife districts

Hongdae, Itaewon and Gangnam pulse with music and late-night crowds—dress smart and keep transit and safety in mind for late evenings.

Night districts expect polished, stylish looks: fitted jacket or cardigan + dark jeans or tailored trousers + low ankle boots or sleek sneakers. Many clubs and bars enforce smart-casual dress and ID; avoid flip-flops. Plan transport—subway service drops late, so use Kakao T taxis after midnight. Keep valuables in front pockets.

Jimjilbang & spa etiquette

Korean bathhouses are communal and mixed‑gender areas have rules—know what to wear, how to use facilities and how to respect local norms.

Follow jimjilbang rules: use gender-separated baths nude (no swimsuit) and wear the provided cotton uniform in communal rooms. Bring toiletries, flip-flops, hair tie, and a small towel. Hot rooms can reach very hot — limit sessions and hydrate. Show quiet respect in sleeping rooms and secure valuables in lockers.

Part 3: Expert Tips

What Not to Pack for Seoul

Save luggage space and avoid common overpacking mistakes by leaving these items behind.

  • Stiletto heels: Thin stiletto heels get stuck on subway stairs and uneven palace courtyards. Swap for low-heeled ankle boots or cushioned sneakers for city walking and dressier nights.
  • Only flip-flops or thin sandals: Only bringing flip-flops leaves feet unprotected during long walks, stairs and Seoul's uneven pavements. Choose supportive sneakers or water-resistant foldable flats for markets, subways and light hikes.
  • Heavy winter parka in summer: A bulky parka is unnecessary during Seoul's hot, humid monsoon summers (25–35°C) and is awkward on crowded subway trains. Pack a lightweight waterproof shell or compact umbrella instead.
  • Single heavy sweater: Relying on one thick sweater ignores Seoul's indoor ondol heating and variable temps. Pack multiple thin merino or lightweight down layers to mix and adapt to 0°C winters and heated interiors.
  • Oversized tourist T-shirts: Loud, logo-heavy T-shirts can clash with Seoul's polished street style, especially in shopping and upscale districts. Opt for neutral, streamlined tees or a light blouse that layers well for day-to-night.
  • Multiple large paper guidebooks: Heavy guidebooks add bulk to subway commutes and are redundant with offline maps and apps. Use a local transit app, one compact map, and screenshots to save space in carry-on luggage.
  • Full-size toiletries in checked bag: Large toiletry bottles weigh down checked bags and are wasteful. Pack travel-size skincare, decant into 100 ml containers, and buy refill items locally - Korean skincare is widely available.
  • Multiple formal suits: Bringing many suits is overkill for Seoul; smart casual separates suffice for restaurants and nightlife. Pack one versatile blazer and tailored trousers that mix with casual pieces for evenings.
  • Oversized hiking boots for city days: Heavy full-size boots are clunky on subway stairs and crowded streets; reserve heavy boots for Bukhansan hikes. For urban exploring bring light hiking shoes or supportive sneakers with grip.
Plan modular layers: spring 5–18°C and autumn 10–20°C swing daily. Thin merino base, a lightweight down or synthetic jacket, and a blazer for smart evenings—easy on/off for heated indoors and subway stairs.

Seoul Insider Packing Tips

Local wisdom and practical advice gathered from seasoned travelers and residents.

  • Layer for Seoul's Seasons: Plan modular layers: spring 5–18°C and autumn 10–20°C swing daily. Thin merino base, a lightweight down or synthetic jacket, and a blazer for smart evenings—easy on/off for heated indoors and subway stairs.
  • Beat the Monsoon and Humidity: In summer 25–35°C monsoon months pack a compact foldable umbrella, breathable moisture-wicking shirts and waterproof folding shoes. Sudden downpours and humid subway exits make quick-dry layers essential.
  • Smart Shoes for Stairs and Streets: Bring comfortable sneakers with good grip for long walks and subway stairs; pack low ankle boots for winter and dress nights, plus water-resistant foldable flats for markets and palace stonework—avoid stilettos.
  • Compact Umbrella + Packable Rain Layer: Carry a compact, sturdy foldable umbrella and a packable rain shell—spring showers and sudden yellow-dust-triggered rains mean quick cover. Stow items in your daypack for crowded subway transfers and market wandering.
  • Respectful Dressing for Palaces & Temples: Pack modest, polished pieces for palaces and temples—covered shoulders and longer skirts/trousers are standard. Renting a hanbok at Gyeongbokgung is iconic for photos; some temples require shoe removal so easy slip-ons help.
  • T-money Card & Transit Hacks: Get a T-money transit card before exploring, it speeds subway & bus travel. Avoid large checked luggage during 07:30-09:30 and 18:00-20:00 rush hours; compact daypacks and easy zip pockets reduce phone-theft risk.
  • Skincare and Air Quality Essentials: Pack a solid skincare kit: moisturizer for dry winters often below 0°C, sunscreen for bright days, and disposable masks for spring yellow-dust or smog alerts. Hydration keeps skin comfy with strong indoor ondol heating.
  • Pack for Nightlife and K-fashion Spots: Bring a polished, streamlined outfit for Gangnam and Hongdae nights—light blazer, dark slim trousers or a chic dress—avoid loud tourist tees. Pack foldable flats for long club nights and cobbled alleys, easy to slip on after dancing.
  • Layering for Indoor Ondol Heating: In winter, temperatures often drop below 0°C but ondol-heated indoors can feel very warm. Pack light insulating layers and breathable fabrics rather than a single heavy parka; easy layers help adjust between cold streets and hot interiors.
  • Quick-Dry Daypack Essentials: Choose a quick-dry daypack with easy-access pockets and an anti-theft wallet. Pack a portable charger, 220V travel adapter or a USB bank, refillable water bottle, small umbrella and transit-ready T-money, essential for long Seoul walking days.
  • Bring a Compact Laundry Plan: Plan light: Seoul has many neighborhood laundromats, so pack 3 tops and 2 bottoms for short trips and a quick-dry towel. Washing mid-trip keeps luggage compact for subway stairs and lets you freshen style-conscious outfits.
  • Hiking and Parks: Pack Light, Train Smart: For Namsan and Bukhansan hikes, bring light hiking shoes with grip, a small chest-strapped daypack, water and snacks. Trails can be steep; check conditions and dress in breathable layers; autumn 10-20°C offers the best hiking weather.

Seoul Travel FAQs: Style, Weather & Practical Tips

Common questions from fellow travelers, answered with local insight and practical experience.

What clothing should I pack for Seoul by season?

Pack for four distinct seasons: spring (5–18°C) needs lightweight layers, a windbreaker and a mask for yellow dust alerts; summer (25–35°C) calls for breathable, moisture‑wicking fabrics and a compact umbrella for monsoon rain; autumn (10–20°C) is layer heaven; winter often drops below 0°C, so bring a packable insulated jacket and thin indoor layers for heated ondol rooms.

Which shoes are best for Seoul's streets, stairs and nightlife?

Bring comfortable sneakers with good arch support and non-slip soles for subway stairs and long walks. Add one pair of low ankle boots for dressier evenings and light hiking shoes if you plan Namsan/Bukhansan. Include water-resistant foldable shoes for rainy days and avoid stilettos on crowded streets.

How should I layer for Seoul’s cold winters with heated indoors?

Layer smart: a moisture-wicking base, a merino or thin fleece midlayer, and a lightweight insulated or down jacket for outside where it can be below 0°C. Bring removable accessories (scarf, glove liners) because indoor ondol heating is strong—thin layers keep you comfortable moving between chilly streets and hot interiors.

What rain and humidity gear should I bring for monsoon season?

Carry a compact, sturdy folding umbrella and a breathable waterproof jacket. Prioritize quick-dry clothing, moisture-wicking tops, and water‑resistant shoes or a waterproof shoe cover. Pack extra socks and a small zip bag for wet items; summer humidity (25–35°C) means ventilation and anti-chafe choices matter as much as waterproofing.

Can I wear casual street style at palaces and religious sites?

Smart-casual streetwear is generally fine, but dress modestly at temples and some religious sites—cover shoulders and knees, avoid revealing or overly loud tourist shirts. Wearing a hanbok at palaces is welcomed for photos. Choose tidy, comfortable shoes you can slip on/off and keep a lightweight scarf for extra coverage.

How much cash, card usage, and transit options should I prepare?

Bring a mix: cards are widely accepted, but carry small KRW bills for street food, markets, and some taxis. Get a T‑money transit card at convenience stores for subways and buses, and download Kakao T for taxis. Keep a small anti-theft wallet for busy rush hours and avoid carrying large amounts of cash.

What should I pack for health, skincare, and air-quality concerns?

Pack sunscreen, a lightweight moisturizer for both dry winters and humid summers, and a hydrating serum. Bring disposable masks for yellow dust in spring, basic meds and blister plasters, hand sanitizer, and a small tube of lip balm. Pharmacies and K‑beauty shops are common but pack favourites for the travel start.

Common packing mistakes and fixes for Seoul

Learn from others' experiences to avoid these common packing pitfalls and travel more comfortably.

Relying on flip-flops for city walking

Seoul's streets, subway stairs and uneven pavements make flip-flops painful and unsafe. Pack comfortable sneakers with good grip, a pair of low-ankle boots for nights, and foldable water-resistant flats.

Underestimating summer humidity and monsoon rain

Seoul's summers can be hot and humid with 25–35°C days and heavy monsoon rain. Bring breathable, moisture-wicking clothes, a packable waterproof jacket, a compact umbrella and water-resistant shoes to stay dry and comfortable.

Overpacking heavy winter gear without indoor heating planning

Seoul winters often drop below 0°C, but strong ondol indoor heating makes bulky parkas unnecessary. Choose thin insulated or packable down, merino base layers and a tailored coat for streets to balance warmth and polished style.

Skipping a compact umbrella and quick-dry layers

Spring in Seoul fluctuates at 5–18°C with sudden showers and yellow dust alerts. Pack a compact umbrella, quick-dry tops, a light windbreaker and a disposable mask for dusty days to protect skin and electronics.

Expecting Western sizing and niche brands to be widely available

Specialty outdoor gear and Western sizes can be limited in small Seoul shops. Bring critical hiking shoes, proper socks, and any niche brands you rely on; buy everyday items or local stylish alternatives in larger stores or markets.

Ready for Your Adventure

Seoul awaits - stylish, fast-paced and full of discoveries. Pack comfortable sneakers for long walks and subway stairs, a compact umbrella plus breathable, quick-dry layers, and a slim daypack with a 220V adapter or power bank. Remember spring is 5-18°C, summer 25-35°C and winters often drop below 0°C with warm indoor ondol heating. Dress polished, try a hanbok at palaces, and travel light. Go enjoy Seoul with confidence!

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