Average annual temperature is 9.5 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -26.4 °C
Number of sunny days: 202 days
Number of rainy days: 138 days
Number of snow days: 25 days
Look at detailed online map of Sŏwŏn
* Weather data for Sŏwŏn 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) | 8.4 | 13.7 | 20.5 | 25.8 | 26.4 | 33.0 | 32.8 | 36.7 | 28.8 | 22.5 | 19.7 | 10.2 |
| Average daytime temperature (°C) | -0.4 | 3.8 | 10.2 | 14.7 | 21.3 | 25.5 | 28.2 | 27.3 | 23.9 | 18.2 | 7.9 | -0.7 |
| Average temperature (°C) | -5.8 | -1.8 | 3.6 | 8.6 | 15.4 | 20.1 | 23.8 | 23.5 | 18.8 | 11.4 | 2.3 | -6.4 |
| Average night temperature (°C) | -10.0 | -5.7 | -1.7 | 2.6 | 9.4 | 14.9 | 19.8 | 20.6 | 14.5 | 5.9 | -1.8 | -10.9 |
| Absolute minimum temperature (°C) | -26.4 | -11.3 | -9.5 | -2.4 | 3.3 | 10.3 | 15.1 | 16.2 | 8.7 | 0.5 | -10.4 | -21.4 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 6.7 | 7.6 | 8.6 | 8.6 | 10.9 | 10.1 | 9.9 | 7.2 | 9.0 | 9.5 | 7.0 | 5.7 |
| Precipitation (mm) | 12 | 17 | 25 | 60 | 46 | 136 | 116 | 346 | 52 | 10 | 104 | 39 |
| Sunny days | 20 | 19 | 24 | 18 | 20 | 9 | 8 | 8 | 19 | 22 | 15 | 20 |
| Rainy days | 4 | 3 | 5 | 12 | 11 | 21 | 23 | 23 | 11 | 9 | 12 | 4 |
| Snow days | 7 | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 7 |
The best time to visit Sŏwŏn during the most sunny months:
The largest precipitation sum in Sŏwŏn is at