Average annual temperature is 12.8 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -16.1 °C
Number of sunny days: 199 days
Number of rainy days: 159 days
Number of snow days: 7 days
Look at detailed online map of Chaek-kol
* Weather data for Chaek-kol 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) | 12.5 | 13.8 | 23.7 | 25.7 | 33.0 | 34.8 | 33.1 | 34.4 | 29.5 | 21.9 | 25.4 | 15.3 |
| Average daytime temperature (°C) | 3.3 | 7.6 | 16.7 | 18.9 | 24.0 | 28.7 | 29.0 | 30.1 | 25.7 | 19.3 | 11.4 | 5.1 |
| Average temperature (°C) | -1.7 | 1.6 | 9.1 | 12.2 | 17.9 | 22.9 | 24.7 | 25.7 | 21.5 | 13.3 | 5.6 | 0.2 |
| Average night temperature (°C) | -5.9 | -3.1 | 2.3 | 6.2 | 12.3 | 18.1 | 21.4 | 22.1 | 18.0 | 8.2 | 0.5 | -4.0 |
| Absolute minimum temperature (°C) | -16.1 | -6.8 | -4.7 | 0.3 | 3.2 | 14.7 | 17.6 | 17.8 | 13.0 | 2.8 | -7.6 | -13.0 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 7.6 | 8.9 | 8.3 | 8.2 | 9.9 | 7.3 | 9.3 | 7.6 | 8.8 | 7.8 | 6.4 |
| Precipitation (mm) | 28 | 11 | 40 | 53 | 124 | 258 | 377 | 292 | 229 | 8 | 34 | 85 |
| Sunny days | 22 | 21 | 23 | 18 | 20 | 10 | 2 | 8 | 9 | 24 | 20 | 22 |
| Rainy days | 5 | 6 | 8 | 12 | 11 | 20 | 29 | 23 | 21 | 7 | 10 | 7 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Chaek-kol is at