Seoul Climate and Average Weather
Climate of Seoul: average temperatures, rainfall and seasons month by month.
Climate in Seoul month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 34° | 20° | 0,7 in | ★★☆☆☆ |
| February | 41° | 24° | 0,9 in | ★★★☆☆ |
| March | 53° | 33° | 1,8 in | ★★★☆☆ |
| April | 67° | 46° | 2,6 in | ★★★★☆ |
| May | 73° | 55° | 4,5 in | ★★★★☆ |
| June | 84° | 65° | 4,2 in | ★★★★☆ |
| July | 87° | 74° | 15,3 in | ★★★☆☆ |
| August | 87° | 75° | 7,0 in | ★★★☆☆ |
| September | 80° | 67° | 8,6 in | ★★★☆☆ |
| October | 67° | 51° | 3,4 in | ★★★★☆ |
| November | 53° | 37° | 2,1 in | ★★★☆☆ |
| December | 38° | 24° | 1,7 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Seoul
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Seoul compares with nearby places
Annual averages, and the difference against Seoul.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Busan | 202 mi | 58°F | +35°F warmer | 54 in |
| Haeundae Beach | 206 mi | 59°F | +36°F warmer | 55 in |
| Jeju Island | 282 mi | 62°F | +40°F warmer | 75 in |
| Hyeopjae Beach | 291 mi | 63°F | +40°F warmer | 58 in |
Climate by attraction in Seoul
1 attractions mapped in this atlas
Climate by airport in Seoul
1 airports mapped in this atlas
Best time to visit Seoul
Go in April, May, June and October. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Seoul
Today is about average for August. The forecast high of 89°F is in line with the 87°F typical for this month.
A 27% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 86°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Seoul is a city in South Korea. Seoul is known for Palaces, K-pop and street markets. It has a population of about 9.7 million.
Right now it is 81°F (27°C) in Seoul with mainly clear. It feels like 92°F. Today runs from 73°F to 89°F. Chance of precipitation is 27%. Sightseeing conditions score 7.8/10 - good conditions.
The best time to visit Seoul is April, May, June and October. The climate is continental. January, February and December tend to be the least comfortable months. August is the warmest month with average highs near 87°F, while January is the coldest with lows near 20°F.
The closest major airport is Incheon International Airport (ICN), about 30 mi away. Nearby highlights include Gyeongbokgung Palace and Haeundae Beach.
In plain terms. Today is about average for August. The forecast high of 89°F is in line with the 87°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. outdoors is the strongest bet in Seoul today at 9.2/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Seoul
| Type | City |
|---|---|
| Country | South Korea |
| Continent | Asia |
| Coordinates | 37°33′59.4″N 126°58′40.8″E (37.5665, 126.978) |
| Population | 9.700.000 |
| Known for | Palaces, K-pop and street markets |
| Local time | 10:32 AM (UTC+09:00) |
| Best months | April, May, June and October |
| Climate | Continental |
Weather map for Seoul
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Seoul
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Seoul?
Seoul is a city in South Korea. Its coordinates are 37.5665, 126.978. It lies in Asia.
What is the weather like in Seoul right now?
It is currently 81°F (27°C) with mainly clear. Humidity is 82% and wind is 1 mph.
When is the best time to visit Seoul?
April, May, June and October offer the most comfortable conditions in Seoul, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Seoul in?
Seoul observes Asia/Seoul (UTC+09:00). The local time is 10:32 AM.
How many people live in Seoul?
Seoul has a population of approximately 9.7 million.
What is the nearest airport to Seoul?
The closest airports are Incheon International Airport (ICN), 30 mi away.
What are the top things to do in Seoul?
Popular options include Gyeongbokgung Palace and Haeundae Beach.
What places are in Seoul?
Seoul covers 2 places in this atlas, including Gyeongbokgung Palace and Incheon International Airport.
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| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 10:32 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
