Average annual temperature is 14.3 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -13.2 °C
Number of sunny days: 174 days
Number of rainy days: 180 days
Number of snow days: 11 days
Look at detailed online map of Wŏnsangun
* Weather data for Wŏnsangun 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) | 16.3 | 12.8 | 25.2 | 27.3 | 32.5 | 37.0 | 33.1 | 34.6 | 31.4 | 23.2 | 25.3 | 19.0 |
| Average daytime temperature (°C) | 5.2 | 8.5 | 17.4 | 20.1 | 24.8 | 29.3 | 29.7 | 30.8 | 27.3 | 20.5 | 13.0 | 7.5 |
| Average temperature (°C) | 0.2 | 2.4 | 9.5 | 13.7 | 18.9 | 23.2 | 26.0 | 26.8 | 22.9 | 15.0 | 8.3 | 3.5 |
| Average night temperature (°C) | -4.2 | -2.5 | 3.2 | 8.1 | 13.8 | 18.8 | 23.2 | 23.3 | 19.2 | 10.1 | 3.7 | -0.3 |
| Absolute minimum temperature (°C) | -13.2 | -6.0 | -4.2 | 0.6 | 4.3 | 14.5 | 21.1 | 16.8 | 13.5 | 5.4 | -4.4 | -10.2 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.1 | 7.3 | 9.0 | 7.4 | 8.2 | 9.4 | 6.9 | 9.2 | 7.5 | 8.5 | 6.9 | 5.5 |
| Precipitation (mm) | 57 | 10 | 25 | 80 | 177 | 206 | 644 | 364 | 239 | 18 | 79 | 136 |
| Sunny days | 19 | 23 | 22 | 15 | 13 | 13 | 2 | 4 | 11 | 23 | 15 | 14 |
| Rainy days | 10 | 4 | 9 | 15 | 18 | 17 | 29 | 27 | 19 | 8 | 14 | 10 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 |
The largest precipitation sum in Wŏnsangun is at