Average annual temperature is 13.1 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 191 days
Number of rainy days: 163 days
Number of snow days: 11 days
Look at detailed online map of Wŏlhyŏn
* Weather data for Wŏlhyŏn 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) | 13.6 | 10.4 | 24.2 | 26.4 | 27.8 | 33.8 | 32.6 | 34.7 | 30.2 | 22.9 | 22.8 | 16.8 |
| Average daytime temperature (°C) | 3.4 | 6.4 | 14.3 | 17.6 | 23.0 | 26.7 | 28.6 | 30.1 | 26.2 | 19.7 | 11.1 | 5.5 |
| Average temperature (°C) | -1.1 | 1.0 | 8.1 | 12.2 | 17.7 | 21.7 | 25.1 | 25.8 | 22.1 | 14.7 | 6.9 | 1.7 |
| Average night temperature (°C) | -5.3 | -2.7 | 3.3 | 7.9 | 13.6 | 17.8 | 22.4 | 22.5 | 18.8 | 10.4 | 2.7 | -1.7 |
| Absolute minimum temperature (°C) | -14.6 | -6.1 | -2.3 | 2.2 | 6.3 | 14.3 | 19.4 | 16.5 | 12.5 | 5.3 | -6.0 | -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 | 10.9 | 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) | 7.2 | 8.3 | 9.4 | 7.9 | 8.5 | 10.1 | 7.4 | 9.2 | 7.3 | 8.6 | 7.0 | 4.5 |
| Precipitation (mm) | 26 | 2 | 18 | 71 | 152 | 191 | 453 | 238 | 276 | 12 | 87 | 92 |
| Sunny days | 21 | 23 | 24 | 18 | 18 | 11 | 3 | 8 | 10 | 23 | 17 | 15 |
| Rainy days | 5 | 5 | 7 | 12 | 13 | 19 | 28 | 23 | 20 | 8 | 13 | 10 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 |
The best time to visit Wŏlhyŏn during the most sunny months:
The largest precipitation sum in Wŏlhyŏn is at