Average annual temperature is 10.8 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -20.2 °C
Number of sunny days: 184 days
Number of rainy days: 166 days
Number of snow days: 15 days
Look at detailed online map of Jaesongni
* Weather data for Jaesongni 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) | 9.3 | 9.8 | 21.1 | 23.8 | 27.7 | 32.7 | 32.5 | 33.1 | 30.1 | 21.3 | 21.6 | 12.9 |
| Average daytime temperature (°C) | -0.5 | 5.0 | 13.2 | 16.3 | 22.1 | 26.0 | 28.8 | 28.3 | 25.3 | 18.0 | 7.6 | 1.8 |
| Average temperature (°C) | -5.6 | -0.9 | 5.8 | 10.2 | 16.2 | 20.7 | 24.5 | 24.2 | 20.5 | 12.3 | 3.0 | -2.3 |
| Average night temperature (°C) | -11.0 | -4.9 | -0.4 | 5.1 | 11.0 | 16.0 | 21.2 | 20.8 | 16.8 | 7.5 | -1.0 | -6.0 |
| Absolute minimum temperature (°C) | -20.2 | -8.1 | -5.9 | -1.4 | 4.0 | 11.1 | 18.5 | 14.8 | 9.0 | 1.3 | -9.1 | -17.7 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 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) | 7.0 | 8.4 | 9.4 | 7.4 | 9.3 | 9.4 | 8.4 | 7.7 | 7.8 | 8.1 | 6.4 | 6.1 |
| Precipitation (mm) | 57 | 2 | 18 | 111 | 158 | 192 | 283 | 290 | 110 | 30 | 112 | 73 |
| Sunny days | 20 | 25 | 24 | 11 | 22 | 9 | 6 | 3 | 11 | 20 | 15 | 18 |
| Rainy days | 4 | 0 | 7 | 19 | 9 | 21 | 25 | 28 | 19 | 11 | 13 | 10 |
| Snow days | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The largest precipitation sum in Jaesongni is at