South Korea Climate and Average Weather
Climate of South Korea: average temperatures, rainfall and seasons month by month.
Climate in South Korea 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 | 88° | 75° | 8,2 in | ★★★☆☆ |
| September | 80° | 66° | 5,6 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 South Korea
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
Climate by city in South Korea
2 cities mapped in this atlas
Climate by island in South Korea
1 islands mapped in this atlas
Best time to visit South Korea
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 South Korea
Today is slightly warmer than average for October. The forecast high of 74°F is 6.8°F above the 67°F typical for this month.
A 90% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 87°F.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 2 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
South Korea is a country in Asia. South Korea is a country in Asia with its capital at Seoul. It has a population of about 51.7 million. The capital is Seoul.
Right now it is 65°F (18°C) in South Korea with light drizzle. It feels like 67°F. Today runs from 57°F to 74°F. Chance of precipitation is 90%. Sightseeing conditions score 7.5/10 - good conditions.
The best time to visit South Korea 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 88°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, Haeundae Beach, Hyeopjae Beach and Jeju Island.
In plain terms. Today is slightly warmer than average for October. The forecast high of 74°F is 6.8°F above the 67°F typical for this month. The best window to be outside is roughly 1 PM to 4 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in South Korea today at 9.6/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about South Korea
| Type | Country |
|---|---|
| Continent | Asia |
| Continent | Asia |
| Coordinates | 37°33′59.4″N 126°58′40.8″E (37.5665, 126.978) |
| Capital | Seoul |
| Population | 51.700.000 |
| Area | 38.691 sq mi |
| ISO code | KR |
| ISO 3166-1 alpha-3 | KOR |
| Currency | South Korean won (KRW) |
| Languages | Korean |
| Calling code | +82 |
| Time zone | Asia/Seoul |
| Local time | 2:15 AM (UTC+09:00) |
| Best months | April, May, June and October |
| Climate | Continental |
Weather map for South Korea
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 South Korea
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 South Korea?
South Korea is a country in Asia. Its coordinates are 37.5665, 126.978. It lies in Asia.
What is the weather like in South Korea right now?
It is currently 65°F (18°C) with light drizzle. Humidity is 84% and wind is 4 mph.
When is the best time to visit South Korea?
April, May, June and October offer the most comfortable conditions in South Korea, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is South Korea in?
South Korea observes Asia/Seoul (UTC+09:00). The local time is 2:15 AM.
How many people live in South Korea?
South Korea has a population of approximately 51.7 million.
What is the nearest airport to South Korea?
The closest airports are Incheon International Airport (ICN), 30 mi away.
What are the top things to do in South Korea?
Popular options include Gyeongbokgung Palace, Haeundae Beach, Hyeopjae Beach and Jeju Island.
What places are in South Korea?
South Korea covers 3 places in this atlas, including Busan, Seoul and Jeju Island.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (countries-v1) - 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 October 5, 2026 at 2:15 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
