Weather radar Seoul
Real-time precipitation radar · Seoul · South Korea
Seoul climate table – average temperature, precipitation & sunshine hours
The climate table for Seoul shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 1.4° | 4.6° | 10.5° | 16.7° | 22.3° | 26.5° | 28.1° | 28.6° | 24.8° | 18.7° | 10.8° | 3.1° |
| Avg low (°C) | -7.3° | -5° | -0.4° | 5.5° | 11.6° | 17.3° | 21.5° | 22° | 16.6° | 9.1° | 1.7° | -5.3° |
| Precipitation (mm) | 20 | 24 | 39 | 73 | 95 | 130 | 331 | 276 | 127 | 54 | 48 | 24 |
| Rainy days | 4 | 4 | 6 | 8 | 8 | 9 | 17 | 16 | 8 | 5 | 7 | 5 |
| Sunshine hours | 232 | 233 | 280 | 278 | 305 | 287 | 238 | 255 | 245 | 262 | 217 | 224 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Seoul
The best time to visit Seoul is typically October. In this month the average high is 18.7°C, precipitation is 54 mm and sunshine duration is 262 hours. The annual average high is 16.3°C, total annual precipitation is 1241 mm (97 rainy days/year) and annual sunshine is 3056 hours.
Frequently asked questions about the weather in Seoul
How up to date is the weather radar for Seoul?
The weather radar for Seoul is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Seoul?
Besides the rain radar, RadarWeather provides for Seoul: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Seoul?
The thunderstorm potential for Seoul is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Seoul.
What is the climate like in Seoul?
Seoul has an annual average high of 16.3°C. The warmest month is August (avg high 28.6°C), the coldest January (avg low -7.3°C). The wettest month is July with 331 mm, the driest January with 20 mm. Total annual precipitation is 1241 mm (97 rainy days). Annual sunshine is 3056 hours.
Weather radar near Seoul
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