Average annual temperature is 13.3 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -13.4 °C
Number of sunny days: 192 days
Number of rainy days: 165 days
Number of snow days: 8 days
Look at detailed online map of Kasŏng
* Weather data for Kasŏng 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) | 15.0 | 15.2 | 23.8 | 26.9 | 31.0 | 33.6 | 33.5 | 34.5 | 29.6 | 23.3 | 24.5 | 17.8 |
| Average daytime temperature (°C) | 5.1 | 9.0 | 16.9 | 18.7 | 22.9 | 28.1 | 29.0 | 30.5 | 26.4 | 20.2 | 12.7 | 7.3 |
| Average temperature (°C) | -0.1 | 2.5 | 9.1 | 12.2 | 17.2 | 22.2 | 24.8 | 25.8 | 21.8 | 13.9 | 7.2 | 2.2 |
| Average night temperature (°C) | -4.4 | -2.2 | 2.6 | 6.1 | 11.9 | 17.3 | 21.5 | 21.9 | 17.9 | 8.8 | 2.6 | -1.8 |
| Absolute minimum temperature (°C) | -13.4 | -6.2 | -3.6 | 0.3 | 2.2 | 13.7 | 17.5 | 17.3 | 12.7 | 4.8 | -5.5 | -9.7 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 7.5 | 8.7 | 8.1 | 8.0 | 9.3 | 7.1 | 9.8 | 7.7 | 8.9 | 7.7 | 6.4 |
| Precipitation (mm) | 34 | 28 | 43 | 80 | 141 | 173 | 399 | 272 | 182 | 7 | 94 | 102 |
| Sunny days | 24 | 18 | 21 | 16 | 16 | 15 | 4 | 6 | 8 | 24 | 21 | 19 |
| Rainy days | 5 | 8 | 10 | 14 | 15 | 15 | 27 | 25 | 22 | 7 | 9 | 8 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Kasŏng is at