Average annual temperature is 15.2 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -9.3 °C
Number of sunny days: 184 days
Number of rainy days: 178 days
Number of snow days: 3 days
Look at detailed online map of Sŏnso
* Weather data for Sŏnso 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) | 14.9 | 12.1 | 20.8 | 21.0 | 22.0 | 27.2 | 29.4 | 34.3 | 29.6 | 24.2 | 22.4 | 17.8 |
| Average daytime temperature (°C) | 6.1 | 8.4 | 14.1 | 16.3 | 19.1 | 23.2 | 26.3 | 29.3 | 26.9 | 21.1 | 14.0 | 9.0 |
| Average temperature (°C) | 3.1 | 4.8 | 10.3 | 13.3 | 17.0 | 21.3 | 24.5 | 27.1 | 24.5 | 18.0 | 11.0 | 6.3 |
| Average night temperature (°C) | -0.2 | 1.9 | 6.9 | 10.8 | 15.2 | 19.8 | 23.0 | 25.2 | 22.3 | 15.1 | 7.7 | 3.5 |
| Absolute minimum temperature (°C) | -9.3 | -2.2 | 1.5 | 5.6 | 10.7 | 16.8 | 20.8 | 22.3 | 17.0 | 11.3 | -0.2 | -4.8 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 7.0 | 8.5 | 7.7 | 7.5 | 8.4 | 6.8 | 10.5 | 8.5 | 8.7 | 7.9 | 6.6 |
| Precipitation (mm) | 49 | 52 | 36 | 127 | 249 | 205 | 327 | 279 | 153 | 20 | 57 | 73 |
| Sunny days | 24 | 19 | 22 | 15 | 11 | 9 | 4 | 8 | 9 | 23 | 20 | 20 |
| Rainy days | 6 | 9 | 9 | 15 | 20 | 21 | 27 | 23 | 21 | 8 | 10 | 9 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Sŏnso during the most sunny months:
The largest precipitation sum in Sŏnso is at