Average annual temperature is 10.3 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: -21.9 °C
Number of sunny days: 170 days
Number of rainy days: 173 days
Number of snow days: 22 days
Look at detailed online map of Chajakchŏng
* Weather data for Chajakchŏng South 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) | 10.7 | 11.0 | 21.2 | 22.2 | 27.5 | 29.9 | 31.2 | 31.4 | 28.1 | 19.4 | 20.8 | 13.1 |
| Average daytime temperature (°C) | -1.2 | 4.2 | 12.2 | 15.0 | 20.5 | 24.2 | 27.3 | 27.8 | 23.7 | 15.9 | 7.3 | 1.3 |
| Average temperature (°C) | -5.2 | -1.0 | 6.3 | 9.6 | 15.6 | 19.6 | 23.3 | 23.6 | 19.5 | 11.3 | 2.8 | -2.3 |
| Average night temperature (°C) | -9.8 | -4.7 | 1.4 | 5.0 | 10.8 | 15.3 | 20.0 | 20.1 | 16.0 | 7.1 | -1.3 | -5.8 |
| Absolute minimum temperature (°C) | -21.9 | -9.7 | -7.9 | -2.8 | 2.5 | 11.0 | 16.7 | 14.8 | 9.1 | 0.8 | -11.4 | -17.9 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 6.8 | 7.9 | 9.1 | 7.8 | 8.9 | 9.3 | 7.5 | 8.5 | 7.5 | 7.9 | 6.9 | 5.7 |
| Precipitation (mm) | 36 | 4 | 31 | 112 | 146 | 242 | 458 | 302 | 184 | 30 | 99 | 88 |
| Sunny days | 19 | 24 | 20 | 14 | 17 | 6 | 4 | 7 | 7 | 20 | 17 | 15 |
| Rainy days | 3 | 0 | 11 | 16 | 14 | 24 | 27 | 24 | 23 | 11 | 11 | 9 |
| Snow days | 9 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 |
The largest precipitation sum in Chajakchŏng is at