Average annual temperature is 9.5 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: -25.3 °C
Number of sunny days: 178 days
Number of rainy days: 165 days
Number of snow days: 22 days
Look at detailed online map of Sŏngsan
* Weather data for Sŏngsan 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) | 6.7 | 8.5 | 20.0 | 23.3 | 28.3 | 31.4 | 31.2 | 31.3 | 29.7 | 20.5 | 20.5 | 10.7 |
| Average daytime temperature (°C) | -2.1 | 3.1 | 11.5 | 15.3 | 21.1 | 24.8 | 28.2 | 27.4 | 25.1 | 17.3 | 6.3 | -0.7 |
| Average temperature (°C) | -7.1 | -2.4 | 4.7 | 9.1 | 15.2 | 19.4 | 23.8 | 23.2 | 19.7 | 11.7 | 1.6 | -5.4 |
| Average night temperature (°C) | -12.3 | -6.6 | -1.1 | 3.9 | 9.7 | 14.5 | 20.3 | 19.8 | 15.4 | 6.8 | -2.0 | -10.4 |
| Absolute minimum temperature (°C) | -22.2 | -12.6 | -6.9 | -1.1 | 3.3 | 10.5 | 17.5 | 14.5 | 9.4 | 1.7 | -10.4 | -25.3 |
| 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) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 6.6 | 8.3 | 9.4 | 8.3 | 9.2 | 9.6 | 8.3 | 7.7 | 8.5 | 8.5 | 6.3 | 5.4 |
| Precipitation (mm) | 33 | 4 | 23 | 108 | 127 | 198 | 202 | 360 | 48 | 56 | 116 | 75 |
| Sunny days | 18 | 25 | 26 | 11 | 19 | 9 | 6 | 3 | 10 | 22 | 15 | 14 |
| Rainy days | 3 | 1 | 5 | 19 | 12 | 21 | 25 | 28 | 20 | 9 | 13 | 9 |
| Snow days | 10 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
The largest precipitation sum in Sŏngsan is at