Average annual temperature is 9.7 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: -22.8 °C
Number of sunny days: 177 days
Number of rainy days: 173 days
Number of snow days: 15 days
Look at detailed online map of Wŏllangwŏl
* Weather data for Wŏllangwŏl North 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) | 6.7 | 8.8 | 18.7 | 21.9 | 27.1 | 30.4 | 30.5 | 31.2 | 28.9 | 20.4 | 19.9 | 10.9 |
| Average daytime temperature (°C) | -2.0 | 3.6 | 11.4 | 14.8 | 20.3 | 24.1 | 27.4 | 26.7 | 24.1 | 16.5 | 6.2 | -0.1 |
| Average temperature (°C) | -6.7 | -2.0 | 4.9 | 9.0 | 15.0 | 19.3 | 23.4 | 23.1 | 19.6 | 11.8 | 1.7 | -4.0 |
| Average night temperature (°C) | -11.6 | -5.7 | -0.5 | 4.0 | 10.1 | 14.9 | 20.2 | 20.1 | 16.2 | 7.9 | -2.1 | -7.6 |
| Absolute minimum temperature (°C) | -22.8 | -9.7 | -7.6 | -3.0 | 3.1 | 10.1 | 16.0 | 16.5 | 8.8 | 0.5 | -11.0 | -20.6 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 7.0 | 8.4 | 9.6 | 8.1 | 9.3 | 9.5 | 8.2 | 7.5 | 8.0 | 8.2 | 6.7 | 5.7 |
| Precipitation (mm) | 42 | 3 | 25 | 125 | 160 | 222 | 280 | 296 | 87 | 31 | 109 | 80 |
| Sunny days | 20 | 24 | 24 | 11 | 18 | 8 | 5 | 4 | 11 | 19 | 16 | 17 |
| Rainy days | 5 | 1 | 7 | 19 | 13 | 22 | 26 | 27 | 19 | 12 | 13 | 9 |
| Snow days | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Wŏllangwŏl is at