Average annual temperature is 9.8 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 223 days
Number of rainy days: 111 days
Number of snow days: 31 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) | 6.0 | 10.3 | 14.2 | 18.6 | 22.3 | 27.7 | 30.6 | 33.2 | 26.1 | 21.7 | 17.5 | 10.0 |
| Average daytime temperature (°C) | -0.2 | 2.9 | 7.8 | 12.1 | 17.6 | 22.3 | 25.5 | 25.7 | 23.0 | 18.0 | 8.4 | 0.2 |
| Average temperature (°C) | -4.1 | -1.0 | 3.2 | 8.3 | 14.0 | 19.0 | 22.6 | 23.1 | 19.4 | 12.6 | 4.0 | -4.2 |
| Average night temperature (°C) | -7.6 | -4.4 | -1.0 | 4.5 | 10.2 | 16.1 | 20.0 | 21.1 | 15.7 | 7.7 | 0.3 | -7.7 |
| Absolute minimum temperature (°C) | -17.3 | -8.5 | -5.0 | -0.5 | 4.5 | 11.4 | 16.2 | 17.9 | 10.8 | 2.9 | -7.4 | -16.7 |
| 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 | 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 | 14.5 | 15.0 | 14.8 | 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) | 6.5 | 7.9 | 9.2 | 8.7 | 10.8 | 10.5 | 10.1 | 7.4 | 9.4 | 9.6 | 6.5 | 5.5 |
| Precipitation (mm) | 18 | 14 | 23 | 57 | 38 | 109 | 82 | 352 | 43 | 7 | 118 | 37 |
| Sunny days | 17 | 19 | 22 | 18 | 23 | 17 | 18 | 8 | 23 | 23 | 17 | 18 |
| Rainy days | 1 | 2 | 9 | 12 | 8 | 13 | 13 | 23 | 7 | 8 | 12 | 3 |
| Snow days | 13 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 10 |
The best time to visit Sap’yŏng during the most sunny months:
The largest precipitation sum in Sap’yŏng is at