Average annual temperature is 13.4 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -14.0 °C
Number of sunny days: 187 days
Number of rainy days: 167 days
Number of snow days: 11 days
Look at detailed online map of Kalsan
* Weather data for Kalsan 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) | 14.2 | 11.6 | 26.3 | 27.6 | 30.0 | 35.5 | 33.7 | 34.9 | 30.3 | 23.3 | 23.5 | 17.6 |
| Average daytime temperature (°C) | 4.0 | 7.0 | 15.3 | 18.8 | 24.3 | 28.1 | 29.3 | 30.6 | 26.6 | 20.1 | 11.6 | 6.0 |
| Average temperature (°C) | -1.0 | 1.1 | 8.3 | 12.9 | 18.4 | 22.5 | 25.6 | 26.2 | 22.4 | 14.7 | 7.1 | 1.9 |
| Average night temperature (°C) | -5.2 | -2.9 | 2.9 | 8.0 | 13.5 | 18.0 | 22.7 | 22.8 | 19.1 | 10.1 | 2.8 | -1.8 |
| Absolute minimum temperature (°C) | -14.0 | -6.0 | -3.5 | 0.9 | 4.9 | 13.9 | 19.8 | 17.4 | 13.4 | 4.8 | -5.6 | -12.7 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.2 | 8.2 | 9.4 | 8.0 | 8.5 | 10.0 | 7.4 | 9.1 | 7.1 | 8.5 | 6.8 | 4.5 |
| Precipitation (mm) | 29 | 2 | 26 | 65 | 135 | 141 | 415 | 249 | 270 | 15 | 82 | 91 |
| Sunny days | 20 | 23 | 24 | 16 | 18 | 14 | 3 | 8 | 10 | 20 | 17 | 14 |
| Rainy days | 7 | 5 | 7 | 14 | 13 | 16 | 28 | 23 | 20 | 11 | 13 | 10 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
The best time to visit Kalsan during the most sunny months:
The largest precipitation sum in Kalsan is at