Average annual temperature is 10.5 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -30.4 °C
Number of sunny days: 181 days
Number of rainy days: 160 days
Number of snow days: 24 days
Look at detailed online map of Sap’yŏng
* Weather data for Sap’yŏng 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) | 8.0 | 9.8 | 21.2 | 24.1 | 29.1 | 32.2 | 32.5 | 32.3 | 30.9 | 22.0 | 21.6 | 11.8 |
| Average daytime temperature (°C) | -1.1 | 4.2 | 12.5 | 16.4 | 22.3 | 25.9 | 29.2 | 28.2 | 26.0 | 18.4 | 7.2 | 0.3 |
| Average temperature (°C) | -6.1 | -1.4 | 5.7 | 10.2 | 16.4 | 20.5 | 24.9 | 24.3 | 20.7 | 12.7 | 2.5 | -5.0 |
| Average night temperature (°C) | -11.5 | -5.8 | -0.1 | 4.7 | 10.9 | 15.6 | 21.4 | 21.1 | 16.6 | 7.8 | -0.9 | -10.7 |
| Absolute minimum temperature (°C) | -22.0 | -16.0 | -5.7 | -0.7 | 4.7 | 11.4 | 18.8 | 15.3 | 10.8 | 3.3 | -9.3 | -30.4 |
| 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 | 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 | 9.1 | 9.6 | 8.3 | 7.7 | 8.5 | 8.5 | 6.3 | 5.4 |
| Precipitation (mm) | 34 | 5 | 24 | 114 | 126 | 217 | 218 | 298 | 46 | 67 | 122 | 86 |
| Sunny days | 19 | 24 | 25 | 11 | 20 | 8 | 5 | 6 | 13 | 22 | 14 | 14 |
| Rainy days | 3 | 1 | 6 | 19 | 11 | 22 | 26 | 25 | 17 | 9 | 13 | 8 |
| Snow days | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 9 |
The largest precipitation sum in Sap’yŏng is at