Average annual temperature is 12.2 °C
Absolute maximum temperature: 30.4 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 171 days
Number of rainy days: 175 days
Number of snow days: 19 days
Look at detailed online map of Sejŏl-tong
* Weather data for Sejŏl-tong North 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) | 8.6 | 7.5 | 11.6 | 17.8 | 21.4 | 25.8 | 28.8 | 30.4 | 27.2 | 22.3 | 20.7 | 13.2 |
| Average daytime temperature (°C) | 1.3 | 3.0 | 8.1 | 12.6 | 17.0 | 21.3 | 25.5 | 27.0 | 24.3 | 18.7 | 9.9 | 3.8 |
| Average temperature (°C) | -1.3 | 0.7 | 5.6 | 10.0 | 14.8 | 19.2 | 23.7 | 25.2 | 22.0 | 16.3 | 7.4 | 1.4 |
| Average night temperature (°C) | -4.7 | -2.0 | 3.1 | 7.7 | 12.7 | 17.5 | 22.1 | 23.3 | 19.7 | 13.7 | 4.5 | -1.3 |
| Absolute minimum temperature (°C) | -14.6 | -5.1 | -0.4 | 3.3 | 9.1 | 14.6 | 20.0 | 19.6 | 16.7 | 10.3 | -3.3 | -11.3 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 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) | 6.8 | 8.4 | 9.2 | 8.1 | 9.0 | 9.5 | 8.4 | 8.6 | 8.3 | 8.9 | 6.0 | 4.4 |
| Precipitation (mm) | 35 | 5 | 15 | 87 | 120 | 164 | 255 | 219 | 83 | 20 | 142 | 77 |
| Sunny days | 14 | 26 | 25 | 14 | 18 | 13 | 8 | 5 | 11 | 17 | 11 | 9 |
| Rainy days | 9 | 2 | 6 | 16 | 13 | 17 | 23 | 26 | 19 | 14 | 16 | 14 |
| Snow days | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 8 |
The largest precipitation sum in Sejŏl-tong is at