Currently: 15 °C. Clear. (Weather station: Seoul / Kimp'O International Airport, South Korea). See more current weather × Annual Weather Averages Near Seoul Averages are for Seoul / Kimp'O International Airport, which is 17 kilometers from Seoul. Based on weather reports collected during 1992?2021. Showing: All Year 1月 2月 3月 4月 5月 6月 7月 8月 9月 10月 11月 12月 ? All Year Climate & Weather Averages in Seoul High Temp: 30 °C Low Temp: -7 °C Mean Temp: 12 °C Precipitation: 59.3 mm Humidity: 69% Dew Point: 6 °C Wind: 18 km/h Pressure: 1016 mbar Visibility: 8 km 1月 Climate & Weather Averages in Seoul High Temp: 2 °C Low Temp: -7 °C Mean Temp: -3 °C Precipitation: 14.1 mm Humidity: 64% Dew Point: -10 °C Wind: 16 km/h Pressure: 1025 mbar Visibility: 8 km 2月 Climate & Weather Averages in Seoul High Temp: 5 °C Low Temp: -5 °C Mean Temp: 0 °C Precipitation: 21.7 mm Humidity: 62% Dew Point: -8 °C Wind: 18 km/h Pressure: 1023 mbar Visibility: 8 km 3月 Climate & Weather Averages in Seoul High Temp: 11 °C Low Temp: 0 °C Mean Temp: 5 °C Precipitation: 25.4 mm Humidity: 62% Dew Point: -3 °C Wind: 20 km/h Pressure: 1020 mbar Visibility: 7 km 4月 Climate & Weather Averages in Seoul High Temp: 17 °C Low Temp: 6 °C Mean Temp: 12 °C Precipitation: 48.8 mm Humidity: 62% Dew Point: 3 °C Wind: 20 km/h Pressure: 1015 mbar Visibility: 8 km 5月 Climate & Weather Averages in Seoul High Temp: 23 °C Low Temp: 12 °C Mean Temp: 17 °C Precipitation: 66.1 mm Humidity: 67% Dew Point: 10 °C Wind: 19 km/h Pressure: 1011 mbar Visibility: 7 km 6月 Climate & Weather Averages in Seoul High Temp: 27 °C Low Temp: 18 °C Mean Temp: 22 °C Precipitation: 79.0 mm Humidity: 73% Dew Point: 16 °C Wind: 17 km/h Pressure: 1008 mbar Visibility: 7 km 7月 Climate & Weather Averages in Seoul High Temp: 29 °C Low Temp: 22 °C Mean Temp: 25 °C Precipitation: 144.5 mm Humidity: 81% Dew Point: 21 °C Wind: 18 km/h Pressure: 1007 mbar Visibility: 7 km 8月 Climate & Weather Averages in Seoul High Temp: 30 °C Low Temp: 22 °C Mean Temp: 26 °C Precipitation: 154.8 mm Humidity: 79% Dew Point: 22 °C Wind: 17 km/h Pressure: 1008 mbar Visibility: 8 km 9月 Climate & Weather Averages in Seoul High Temp: 26 °C Low Temp: 17 °C Mean Temp: 21 °C Precipitation: 67.8 mm Humidity: 75% Dew Point: 16 °C Wind: 16 km/h Pressure: 1014 mbar Visibility: 8 km 10月 Climate & Weather Averages in Seoul High Temp: 20 °C Low Temp: 9 °C Mean Temp: 15 °C Precipitation: 33.9 mm Humidity: 71% Dew Point: 8 °C Wind: 15 km/h Pressure: 1020 mbar Visibility: 8 km 11月 Climate & Weather Averages in Seoul High Temp: 12 °C Low Temp: 2 °C Mean Temp: 7 °C Precipitation: 39.6 mm Humidity: 70% Dew Point: 1 °C Wind: 17 km/h Pressure: 1023 mbar Visibility: 8 km 12月 Climate & Weather Averages in Seoul High Temp: 4 °C Low Temp: -5 °C Mean Temp: 0 °C Precipitation: 15.7 mm Humidity: 66% Dew Point: -7 °C Wind: 17 km/h Pressure: 1025 mbar Visibility: 8 km Quick Climate Info Hottest Month 8月 (26 °C avg) Coldest Month 1月 (-3 °C avg) Wettest Month 8月 (154.8 mm avg) Windiest Month 4月 (20 km/h avg) Annual precip. 711.4 mm ( per year ) Weather by CustomWeather, © 2024 Need some help?