Average annual temperature is 11.2 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -19.9 °C
Number of sunny days: 184 days
Number of rainy days: 166 days
Number of snow days: 15 days
Look at detailed online map of Seongmundong
* Weather data for Seongmundong South Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 11.6 | 12.2 | 21.0 | 21.1 | 28.2 | 30.8 | 31.5 | 32.2 | 28.7 | 19.9 | 22.5 | 14.4 |
| Average daytime temperature (°C) | 1.0 | 5.9 | 13.5 | 15.9 | 20.9 | 25.2 | 27.2 | 28.3 | 24.5 | 17.2 | 9.1 | 2.9 |
| Average temperature (°C) | -3.2 | 0.6 | 7.3 | 10.3 | 16.0 | 20.2 | 23.4 | 24.2 | 20.1 | 12.1 | 4.3 | -1.0 |
| Average night temperature (°C) | -6.9 | -3.1 | 2.0 | 5.1 | 11.1 | 16.0 | 20.4 | 21.0 | 16.5 | 8.0 | 0.1 | -4.0 |
| Absolute minimum temperature (°C) | -19.9 | -7.7 | -6.3 | -1.8 | 3.3 | 11.7 | 17.0 | 15.6 | 11.3 | 1.5 | -9.8 | -15.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 7.8 | 9.4 | 8.4 | 8.9 | 10.0 | 7.4 | 9.0 | 7.6 | 8.5 | 7.6 | 6.1 |
| Precipitation (mm) | 38 | 8 | 26 | 104 | 128 | 191 | 546 | 270 | 209 | 17 | 65 | 102 |
| Sunny days | 18 | 23 | 22 | 13 | 16 | 11 | 6 | 7 | 11 | 23 | 16 | 18 |
| Rainy days | 6 | 3 | 9 | 17 | 15 | 19 | 25 | 24 | 19 | 8 | 13 | 8 |
| Snow days | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Seongmundong is at