Average annual temperature is 10.6 °C
Absolute maximum temperature: 29.4 °C
Absolute minimum temperature: -18.6 °C
Number of sunny days: 227 days
Number of rainy days: 124 days
Number of snow days: 14 days
Look at detailed online map of Wŏllo
* Weather data for Wŏllo 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) | 5.1 | 4.1 | 10.6 | 15.4 | 23.2 | 26.2 | 27.4 | 29.4 | 28.5 | 21.7 | 17.8 | 7.6 |
| Average daytime temperature (°C) | -2.4 | 0.6 | 4.9 | 10.9 | 16.4 | 21.1 | 24.9 | 26.7 | 24.2 | 17.5 | 6.2 | -1.3 |
| Average temperature (°C) | -4.8 | -1.4 | 3.3 | 9.1 | 14.9 | 19.8 | 23.9 | 25.1 | 22.2 | 15.1 | 3.3 | -3.6 |
| Average night temperature (°C) | -8.3 | -3.9 | 1.2 | 7.2 | 13.4 | 18.6 | 22.8 | 23.5 | 19.8 | 12.2 | -0.2 | -7.1 |
| Absolute minimum temperature (°C) | -18.1 | -7.5 | -3.7 | 3.0 | 10.4 | 15.3 | 21.0 | 19.3 | 14.6 | 7.7 | -7.2 | -18.6 |
| 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) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 7.1 | 8.3 | 9.0 | 8.9 | 9.3 | 10.5 | 9.0 | 8.4 | 10.0 | 8.2 | 6.8 | 6.4 |
| Precipitation (mm) | 23 | 3 | 12 | 104 | 129 | 63 | 199 | 343 | 29 | 49 | 87 | 45 |
| Sunny days | 20 | 27 | 25 | 17 | 22 | 15 | 14 | 14 | 17 | 20 | 17 | 19 |
| Rainy days | 5 | 1 | 6 | 13 | 9 | 15 | 17 | 17 | 13 | 11 | 11 | 6 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Wŏllo is at