Average annual temperature is 11.9 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 198 days
Number of rainy days: 161 days
Number of snow days: 6 days
Look at detailed online map of Wŏnma
* Weather data for Wŏnma 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) | 13.7 | 12.3 | 20.9 | 24.4 | 30.2 | 31.2 | 32.8 | 33.5 | 28.5 | 21.5 | 23.5 | 15.4 |
| Average daytime temperature (°C) | 2.6 | 5.7 | 13.4 | 15.6 | 20.3 | 24.5 | 27.8 | 27.7 | 23.3 | 17.9 | 10.6 | 4.6 |
| Average temperature (°C) | -1.6 | 1.1 | 7.9 | 10.8 | 16.0 | 20.4 | 24.1 | 24.1 | 19.9 | 12.7 | 5.9 | 0.3 |
| Average night temperature (°C) | -5.2 | -2.8 | 3.3 | 6.4 | 12.2 | 16.9 | 21.2 | 21.3 | 16.9 | 8.2 | 1.5 | -3.2 |
| Absolute minimum temperature (°C) | -17.3 | -6.9 | -5.2 | 0.4 | 6.8 | 13.3 | 17.3 | 17.4 | 10.6 | 2.1 | -8.7 | -13.6 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 7.5 | 7.5 | 8.9 | 8.8 | 9.0 | 10.0 | 8.4 | 9.5 | 7.2 | 8.8 | 7.9 | 7.1 |
| Precipitation (mm) | 42 | 30 | 53 | 65 | 172 | 178 | 294 | 300 | 257 | 16 | 29 | 167 |
| Sunny days | 24 | 18 | 23 | 17 | 16 | 10 | 9 | 6 | 7 | 21 | 24 | 23 |
| Rainy days | 5 | 6 | 8 | 13 | 15 | 20 | 22 | 25 | 23 | 10 | 6 | 8 |
| Snow days | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wŏnma is at