Average annual temperature is 11.4 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -19.9 °C
Number of sunny days: 180 days
Number of rainy days: 166 days
Number of snow days: 19 days
Look at detailed online map of Iryŏl-li
* Weather data for Iryŏl-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) | 9.5 | 9.9 | 19.8 | 23.4 | 28.0 | 32.0 | 32.0 | 33.8 | 30.4 | 22.0 | 23.1 | 13.8 |
| Average daytime temperature (°C) | -0.5 | 4.6 | 12.4 | 16.6 | 22.8 | 26.2 | 29.3 | 28.6 | 26.0 | 18.6 | 7.6 | 1.6 |
| Average temperature (°C) | -5.0 | -0.7 | 6.0 | 11.0 | 17.3 | 21.2 | 25.3 | 24.9 | 21.5 | 13.4 | 3.1 | -2.4 |
| Average night temperature (°C) | -9.9 | -4.4 | 0.9 | 6.4 | 12.3 | 17.0 | 22.1 | 21.8 | 17.8 | 9.2 | -0.7 | -6.3 |
| Absolute minimum temperature (°C) | -19.9 | -7.6 | -5.7 | 0.1 | 6.4 | 12.1 | 19.2 | 17.2 | 11.3 | 3.5 | -8.4 | -18.2 |
| 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 | 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 | 14.6 | 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) | 7.1 | 8.4 | 9.4 | 8.2 | 9.2 | 9.5 | 9.0 | 7.6 | 8.6 | 8.5 | 6.5 | 5.9 |
| Precipitation (mm) | 35 | 5 | 17 | 100 | 104 | 183 | 182 | 254 | 54 | 28 | 85 | 68 |
| Sunny days | 17 | 24 | 25 | 13 | 20 | 8 | 9 | 5 | 9 | 20 | 13 | 17 |
| Rainy days | 4 | 2 | 6 | 17 | 11 | 22 | 22 | 26 | 21 | 11 | 15 | 9 |
| Snow days | 10 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The largest precipitation sum in Iryŏl-li is at