Average annual temperature is 11.7 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -17.2 °C
Number of sunny days: 179 days
Number of rainy days: 172 days
Number of snow days: 14 days
Look at detailed online map of Haeju
* Weather data for Haeju 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) | 8.6 | 9.3 | 18.8 | 21.9 | 27.9 | 31.2 | 32.3 | 33.3 | 30.7 | 23.2 | 22.0 | 13.7 |
| Average daytime temperature (°C) | 0.4 | 5.0 | 11.2 | 16.0 | 20.9 | 25.2 | 28.3 | 28.7 | 26.3 | 18.8 | 9.0 | 2.8 |
| Average temperature (°C) | -4.2 | -0.1 | 5.8 | 11.0 | 16.5 | 21.1 | 24.8 | 25.2 | 21.8 | 14.1 | 4.5 | -1.1 |
| Average night temperature (°C) | -8.6 | -3.7 | 1.1 | 6.9 | 12.6 | 17.5 | 22.0 | 22.0 | 18.1 | 10.0 | 0.7 | -4.8 |
| Absolute minimum temperature (°C) | -17.2 | -6.8 | -5.2 | 0.8 | 6.8 | 14.5 | 18.8 | 17.4 | 13.2 | 4.6 | -7.1 | -15.0 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 6.9 | 8.3 | 9.0 | 7.6 | 8.9 | 9.6 | 8.0 | 8.2 | 8.4 | 8.4 | 6.6 | 5.7 |
| Precipitation (mm) | 29 | 6 | 18 | 125 | 129 | 193 | 306 | 260 | 65 | 31 | 127 | 67 |
| Sunny days | 19 | 26 | 25 | 14 | 19 | 8 | 5 | 4 | 10 | 19 | 14 | 16 |
| Rainy days | 6 | 2 | 6 | 16 | 12 | 22 | 26 | 27 | 20 | 12 | 14 | 9 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Haeju is at