Average annual temperature is 9.9 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -28.2 °C
Number of sunny days: 182 days
Number of rainy days: 159 days
Number of snow days: 24 days
Look at detailed online map of Chaehyŏn
* Weather data for Chaehyŏn 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 | 8.9 | 20.0 | 22.9 | 28.7 | 31.7 | 31.6 | 31.3 | 30.3 | 21.4 | 21.3 | 11.1 |
| Average daytime temperature (°C) | -2.1 | 3.4 | 11.8 | 15.7 | 21.7 | 25.2 | 28.5 | 27.4 | 25.2 | 17.7 | 6.3 | -0.5 |
| Average temperature (°C) | -7.2 | -2.1 | 5.1 | 9.6 | 15.9 | 19.9 | 24.2 | 23.6 | 20.1 | 12.2 | 1.7 | -5.4 |
| Average night temperature (°C) | -12.9 | -6.6 | -0.5 | 4.4 | 10.5 | 15.1 | 20.8 | 20.6 | 16.1 | 7.5 | -1.7 | -10.3 |
| Absolute minimum temperature (°C) | -28.2 | -14.6 | -6.7 | -1.1 | 4.5 | 11.1 | 18.7 | 16.2 | 10.5 | 3.2 | -10.1 | -25.4 |
| 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 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 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) | 6.6 | 8.3 | 9.3 | 8.3 | 9.1 | 9.6 | 8.2 | 7.6 | 8.5 | 8.4 | 6.4 | 5.5 |
| Precipitation (mm) | 31 | 6 | 24 | 131 | 133 | 230 | 245 | 295 | 52 | 79 | 122 | 86 |
| Sunny days | 16 | 24 | 26 | 13 | 19 | 7 | 10 | 6 | 14 | 18 | 15 | 14 |
| Rainy days | 4 | 1 | 5 | 17 | 12 | 23 | 21 | 25 | 16 | 13 | 13 | 9 |
| Snow days | 11 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
The largest precipitation sum in Chaehyŏn is at