Average annual temperature is 14.4 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -10.7 °C
Number of sunny days: 195 days
Number of rainy days: 168 days
Number of snow days: 2 days
Look at detailed online map of Wŏnjŏn
* Weather data for Wŏnjŏn 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) | 17.8 | 14.2 | 24.2 | 26.5 | 28.0 | 33.3 | 32.8 | 35.6 | 30.8 | 23.9 | 26.4 | 19.0 |
| Average daytime temperature (°C) | 7.8 | 10.8 | 17.8 | 19.6 | 22.9 | 27.6 | 28.7 | 30.9 | 27.3 | 21.4 | 14.9 | 9.3 |
| Average temperature (°C) | 1.1 | 4.2 | 10.7 | 13.7 | 17.9 | 22.6 | 25.2 | 26.8 | 23.0 | 15.0 | 8.7 | 3.6 |
| Average night temperature (°C) | -3.9 | -1.1 | 4.8 | 8.3 | 13.6 | 18.5 | 22.5 | 23.5 | 19.7 | 9.9 | 3.8 | -0.7 |
| Absolute minimum temperature (°C) | -10.7 | -6.3 | -3.9 | 0.8 | 7.2 | 14.6 | 18.4 | 21.0 | 13.9 | 4.5 | -3.5 | -8.2 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 7.7 | 7.7 | 8.6 | 7.8 | 7.8 | 8.9 | 6.7 | 9.9 | 7.9 | 8.8 | 8.1 | 7.0 |
| Precipitation (mm) | 65 | 28 | 59 | 105 | 216 | 240 | 325 | 315 | 228 | 9 | 74 | 90 |
| Sunny days | 27 | 20 | 22 | 15 | 10 | 11 | 5 | 8 | 9 | 25 | 22 | 21 |
| Rainy days | 4 | 8 | 9 | 15 | 21 | 19 | 26 | 23 | 21 | 6 | 8 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Wŏnjŏn is at