Average annual temperature is 9.2 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -31.6 °C
Number of sunny days: 200 days
Number of rainy days: 141 days
Number of snow days: 24 days
Look at detailed online map of Ullaech’ŏl-li
* Weather data for Ullaech’ŏl-li 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) | 8.6 | 9.0 | 19.7 | 23.3 | 27.2 | 33.4 | 33.3 | 32.5 | 30.2 | 22.3 | 20.3 | 9.3 |
| Average daytime temperature (°C) | -3.1 | 2.6 | 11.0 | 15.7 | 22.4 | 26.0 | 29.6 | 28.4 | 25.7 | 17.3 | 5.3 | -3.4 |
| Average temperature (°C) | -8.9 | -3.0 | 3.8 | 9.1 | 16.5 | 20.7 | 24.6 | 23.9 | 19.7 | 11.2 | 0.4 | -8.4 |
| Average night temperature (°C) | -14.7 | -7.9 | -2.1 | 2.9 | 11.0 | 16.1 | 20.7 | 20.1 | 14.5 | 6.2 | -3.3 | -13.8 |
| Absolute minimum temperature (°C) | -23.0 | -13.9 | -9.1 | -3.1 | 4.9 | 11.4 | 18.3 | 13.1 | 8.1 | 0.5 | -10.5 | -31.6 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 6.6 | 7.9 | 8.8 | 8.4 | 10.2 | 9.9 | 9.6 | 7.9 | 9.9 | 8.5 | 6.2 | 5.6 |
| Precipitation (mm) | 13 | 3 | 38 | 83 | 71 | 205 | 279 | 333 | 48 | 37 | 78 | 37 |
| Sunny days | 19 | 26 | 21 | 13 | 21 | 12 | 7 | 5 | 17 | 22 | 17 | 20 |
| Rainy days | 3 | 2 | 7 | 16 | 10 | 18 | 24 | 26 | 13 | 9 | 10 | 3 |
| Snow days | 9 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 8 |
The largest precipitation sum in Ullaech’ŏl-li is at