Average annual temperature is 10.5 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: -21.0 °C
Number of sunny days: 178 days
Number of rainy days: 166 days
Number of snow days: 21 days
Look at detailed online map of Kalgŭm
* Weather data for Kalgŭm 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) | 10.9 | 10.7 | 20.5 | 21.2 | 27.7 | 29.3 | 31.4 | 31.4 | 27.3 | 19.2 | 20.7 | 13.9 |
| Average daytime temperature (°C) | -0.3 | 4.5 | 12.4 | 15.0 | 20.2 | 24.3 | 27.0 | 27.7 | 23.7 | 16.1 | 7.9 | 1.9 |
| Average temperature (°C) | -4.3 | -0.7 | 6.5 | 9.5 | 15.3 | 19.6 | 23.0 | 23.6 | 19.5 | 11.6 | 3.5 | -1.7 |
| Average night temperature (°C) | -8.4 | -4.6 | 1.2 | 4.3 | 10.5 | 15.5 | 19.8 | 20.4 | 16.2 | 7.8 | -0.7 | -4.9 |
| Absolute minimum temperature (°C) | -21.0 | -10.0 | -7.6 | -3.1 | 1.9 | 11.4 | 16.2 | 14.8 | 10.6 | 1.7 | -10.6 | -16.8 |
| 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 | 14.4 | 13.6 | 12.4 | 11.2 | 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) | 7.0 | 7.9 | 9.4 | 8.3 | 9.1 | 10.1 | 7.6 | 9.2 | 7.5 | 8.5 | 7.5 | 6.1 |
| Precipitation (mm) | 33 | 5 | 30 | 88 | 121 | 176 | 486 | 301 | 236 | 26 | 80 | 83 |
| Sunny days | 19 | 22 | 22 | 14 | 17 | 12 | 6 | 6 | 8 | 19 | 16 | 17 |
| Rainy days | 4 | 1 | 9 | 16 | 14 | 18 | 25 | 25 | 22 | 12 | 12 | 8 |
| Snow days | 8 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Kalgŭm is at