Average annual temperature is 12.9 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -14.3 °C
Number of sunny days: 176 days
Number of rainy days: 172 days
Number of snow days: 17 days
Look at detailed online map of Sŏsong
* Weather data for Sŏsong 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) | 12.6 | 10.6 | 23.9 | 27.3 | 29.1 | 35.4 | 33.9 | 35.0 | 30.3 | 22.7 | 22.6 | 17.1 |
| Average daytime temperature (°C) | 2.9 | 5.7 | 14.1 | 18.3 | 23.7 | 27.2 | 29.2 | 30.0 | 26.2 | 19.5 | 10.9 | 5.3 |
| Average temperature (°C) | -1.5 | 0.8 | 7.7 | 12.4 | 17.9 | 21.9 | 25.3 | 25.8 | 22.1 | 14.4 | 6.7 | 1.2 |
| Average night temperature (°C) | -5.6 | -2.8 | 2.9 | 7.7 | 13.1 | 17.9 | 22.5 | 22.4 | 18.7 | 9.7 | 2.5 | -2.6 |
| Absolute minimum temperature (°C) | -14.3 | -5.8 | -4.0 | 1.5 | 5.7 | 14.2 | 20.0 | 18.7 | 12.7 | 3.9 | -5.1 | -13.7 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 7.3 | 8.4 | 9.4 | 7.9 | 8.6 | 9.8 | 7.7 | 8.8 | 7.4 | 8.4 | 6.7 | 4.6 |
| Precipitation (mm) | 33 | 1 | 19 | 74 | 113 | 179 | 402 | 222 | 192 | 26 | 64 | 79 |
| Sunny days | 19 | 26 | 23 | 17 | 18 | 10 | 6 | 5 | 8 | 18 | 13 | 13 |
| Rainy days | 6 | 2 | 8 | 13 | 13 | 20 | 25 | 26 | 22 | 13 | 16 | 8 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 10 |
The largest precipitation sum in Sŏsong is at