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Weather in Seoul — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive
Now in Seoul
🌙
+10°
Clear
Feels like +7° · humidity 61%
Tue 13.10: +20° / +14°
🕐 06:25
Wind
8 km/h
UV index
0
Air (AQI)
41 · Moderate
Precipitation
100%
Humidity
61%
Pressure
1019 hPa
Sunrise / sunset
06:37 / 17:58
Sea temperature
🌊 +23°

👕 What to wear today

Comfortable — a T-shirt, a light sweater for the evening.
☂️ Take an umbrellaFeels colder by 3°
Weather for an activity:

Detailed weather information for Seoul

Tuesday, 13 October, in Seoul (South Korea): overcast, raining, moderately warm. During the day the air will warm up to +20°, at night around +14°. Wind up to 11 km/h. High chance of rain — be sure to take an umbrella or a raincoat. A T-shirt is comfortable during the day, but take a light sweater or windbreaker for the evening. The sea has warmed up to +23° — great for swimming. The sun will rise at 06:37 and set at 17:58 — daylight lasts 11 hours.

Hourly weather in Seoul

🌅 sunrise 06:37 🌇 sunset 17:58🌙☀️☀️☀️🌙🌙⛅⛅+10°+11°+16°+17°+16°+14°+13°+12°06:0009:0012:0015:0018:0021:0000:0003:00
💧 No precipitation expected on this day. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Seoul for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
▶
Tue 13.10
🌧️
💧 100%
+14° +20°
Morning
🌧️
+16°
Day
🌧️
+20°
Evening
🌇
+19°
Night
🌙
+14°
Rain · precipitation 100% · wind up to 11 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Today 14.10
☁️
+9° +17°
Morning
☀️
+10°
Day
☁️
+17°
Evening
🌇
+15°
Night
🌙
+9°
Overcast · precipitation 0% · wind up to 10 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Tomorrow 15.10
⛅
💧 65%
+11° +20°
Morning
☀️
+13°
Day
⛅
+20°
Evening
🌇
+18°
Night
🌙
+11°
Partly cloudy · precipitation 65% · wind up to 14 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Fri 16.10
☁️
💧 70%
+15° +22°
Morning
☁️
+18°
Day
☁️
+22°
Evening
🌇
+20°
Night
🌙
+15°
Overcast · precipitation 70% · wind up to 5 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Sat 17.10
🌦️
💧 23%
+12° +23°
Morning
🌦️
+16°
Day
🌦️
+23°
Evening
🌇
+20°
Night
🌙
+12°
Drizzle · precipitation 23% · wind up to 18 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Sun 18.10
⛈️
💧 93%
+16° +22°
Morning
⛈️
+18°
Day
⛈️
+22°
Evening
🌇
+21°
Night
🌙
+16°
Thunderstorm with hail · precipitation 93% · wind up to 22 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Mon 19.10
☁️
💧 27%
+9° +19°
Morning
☁️
+13°
Day
☁️
+19°
Evening
🌇
+17°
Night
🌙
+9°
Overcast · precipitation 27% · wind up to 10 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Tue 20.10
🌦️
💧 12%
+9° +15°
Morning
🌦️
+11°
Day
🌦️
+15°
Evening
🌇
+14°
Night
🌙
+9°
Drizzle · precipitation 12% · wind up to 11 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.
▶
Wed 21.10
☁️
💧 18%
+10° +21°
Morning
☁️
+14°
Day
☁️
+21°
Evening
🌇
+18°
Night
🌙
+10°
Overcast · precipitation 18% · wind up to 11 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Thu 22.10
☁️
💧 17%
+6° +15°
Morning
☁️
+9°
Day
☁️
+15°
Evening
🌇
+13°
Night
🌙
+6°
Overcast · precipitation 17% · wind up to 13 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.
▶
Fri 23.10
☁️
💧 6%
+4° +14°
Morning
☁️
+8°
Day
☁️
+14°
Evening
🌇
+12°
Night
🌙
+4°
Overcast · precipitation 6% · wind up to 12 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.
▶
Sat 24.10
☀️
💧 9%
+5° +15°
Morning
☀️
+9°
Day
☀️
+15°
Evening
🌇
+13°
Night
🌙
+5°
Clear · precipitation 9% · wind up to 6 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.
▶
Sun 25.10
🌫️
💧 6%
+6° +17°
Morning
🌫️
+10°
Day
🌫️
+17°
Evening
🌇
+14°
Night
🌙
+6°
Fog · precipitation 6% · wind up to 5 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
▶
Mon 26.10
🌤️
💧 6%
+6° +18°
Morning
🌤️
+10°
Day
🌤️
+18°
Evening
🌇
+15°
Night
🌙
+6°
Mostly clear · precipitation 6% · wind up to 5 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏖️ Beach
0 / 100
for sea and sun · Bad
🏊 Swimming
0 / 100
water 23° · Bad
🏃 Running
0 / 100
comfort for running · Bad
🧴 UV
0%
moderate · low
☂️ Rain
100%
likely · high
✨ Stars
18 / 100
evening visibility · Bad
🧺 Laundry drying
0 / 100
will dry outside · Bad
🚗 Car wash
0 / 100
better to wait · Bad

🌫️ Air quality

41
Moderate air
European AQI
PM2.5: 16PM10: 18O₃: 60NO₂: 11
Moderate. Those sensitive to dust should be more careful during long outdoor exercise.

🌅 Sun, moon and sea

Sunrise
06:37
Sunset
17:58
Golden hour
17:23
Daylight
11 h (-2 min vs yesterday)
Sea temperature
+23°

Seoul climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+2°
-7°
Jan
+5°
-5°
Feb
+10°
+0°
Mar
+17°
+5°
Apr
+22°
+12°
May
+26°
+17°
Jun
+28°
+21°
Jul
+29°
+22°
Aug
+25°
+16°
Sep
+19°
+9°
Oct
+11°
+2°
Nov
+4°
-5°
Dec
swipe sideways →
Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit
Month Day Night Sea Precipitation What to pack and what makes the month notable (events, nuances)
January +2° -7° +3° 19 mm Proper winter: +2° daytime, frost and short days. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+3°) — swimming is for the brave. This is the coldest month of the year.
February +5° -5° +3° 26 mm A cold month: +5° by day, long walks get uncomfortable. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+3°) — swimming is for the brave.
March +10° +0° +6° 38 mm Cool: around +10° by day, you'll need a warm layer. 🧥 a warm jacket. The water is cold (+6°) — swimming is for the brave.
April +17° +5° +11° 69 mm A fresh month — +17° daytime, take a jacket for walks. Frequent rain (69 mm over the month) — keep indoor backup plans. 🙂 a sweater for the evening. The water is cold (+11°) — swimming is for the brave.
May +22° +12° +17° 96 mm The most pleasant season: +22° by day, comfortable all day long. One of the wettest months (96 mm): downpours can derail plans. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave. Weather-wise, one of the three best months to visit.
June +26° +17° +23° 127 mm Warm and comfortable: +26° by day, +17° at night. It's a rainy month (127 mm) — an umbrella is a must. 😊 light summer clothing. Water at +23° — great for swimming. The longest daylight hours of the year — more time for everything.
July +28° +21° +27° 318 mm Gentle warmth — about +28° daytime, great walking weather. Frequent rain (318 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +27° — great for swimming. Statistically the wettest month of the year.
August +29° +22° +30° 265 mm A comfortable month: +29° by day without exhausting heat. One of the wettest months (265 mm): downpours can derail plans. 😊 light summer clothing. The sea is +30° — like a warm bath. This is the hottest month of the year in Seoul.
September +25° +16° +27° 124 mm One of the best times to visit: +25° by day, fresh nights. It's a rainy month (124 mm) — an umbrella is a must. 😊 light summer clothing. Water at +27° — great for swimming.
October +19° +9° +21° 54 mm Ideal weather: +19° daytime — neither hot nor cold. 🙂 a sweater for the evening. Sea at +21° — swimmable, refreshing. Weather-wise, one of the three best months to visit.
November +11° +2° +16° 47 mm Cool weather: +11° by day, noticeably colder in the evening. 🧥 a warm jacket. The water is cold (+16°) — swimming is for the brave.
December +4° -5° +8° 23 mm Cold: +4° by day, down to -5° at night — dress warmly. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+8°) — swimming is for the brave. The shortest daylight of the year — it gets dark early.

When to visit Seoul

✅ Recommended time to visit
🌟 Best time: May, June, October
Daytime air+19…+26°
Sea temperature+17…+23°
Precipitationoften
Why: comfortable +19…+26° by day, little rain.
⚠️ Doable, with caveats
🌤️ Shoulder season: January, February, March, April, July, September
Daytime air+2…+28°
Sea temperature+3…+27°
Precipitationoften
Why: noticeable rain risk (19–318 mm/month) — pack an umbrella and backup plans.
🔴 Not the best time
❄️ Cold season: August, November, December
Daytime air+4…+29°
Sea temperature+8…+30°
Precipitationoften
Why: cold and dark (+4…+29° by day, 10 h of daylight) — only if frost and short days don’t put you off.
Bottom line: the best time to visit Seoul is May, June, October, and the most comfortable months are May, June, October. The toughest months to visit are August, November, December: frequent rain.

🌡️ Today vs the climate normal

Today's high
+20°
Normal for October
+19°
Deviation
1° warmer than normal
A year ago on this day
+18°
Record for this date
+25° (1982)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).

Weather archive for Seoul

📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.

Show the archive for the selected day →

Weather in cities near Seoul

Frequently asked questions about the weather in Seoul

What is the weather in Seoul right now?+
Clear, +10°, feels like +7°.
Will it rain in Seoul today?+
Yes: 100% chance, 20 mm.
When is the best time to visit Seoul?+
Best time to visit — May, June, October.
Can you swim in Seoul in summer?+
In winter the water is around +5° — swimming is for the brave. In summer the sea warms up to +27°.
What time are sunrise and sunset in Seoul?+
Sunrise 06:37, sunset 17:58.
Does it snow in Seoul in winter?+
Yes, snow is possible in January, February, March, December.
What is the climate in Seoul by month?+
Summers up to +29° in August, winters around -7° in January; the wettest month is July.
Is it cold in Seoul in winter?+
❄️ Cold, around zero and below. A warm jacket and a hat are a must; ice is common — you'll need non-slip shoes.