Average annual temperature is 11.8 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -15.8 °C
Number of sunny days: 175 days
Number of rainy days: 166 days
Number of snow days: 24 days
Look at detailed online map of Hongyŏul
* Weather data for Hongyŏul 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) | 8.9 | 9.0 | 17.9 | 21.6 | 28.5 | 31.3 | 31.5 | 33.0 | 30.8 | 23.0 | 22.5 | 14.6 |
| Average daytime temperature (°C) | 0.7 | 4.8 | 11.5 | 16.1 | 21.9 | 25.5 | 28.4 | 28.9 | 26.2 | 19.3 | 9.1 | 3.1 |
| Average temperature (°C) | -3.7 | -0.2 | 5.9 | 11.0 | 16.8 | 20.8 | 24.8 | 25.2 | 21.7 | 14.5 | 5.2 | -0.6 |
| Average night temperature (°C) | -7.9 | -3.6 | 1.2 | 6.9 | 12.4 | 17.2 | 22.0 | 22.2 | 17.9 | 10.5 | 1.3 | -4.4 |
| Absolute minimum temperature (°C) | -15.8 | -6.9 | -4.7 | 1.7 | 6.3 | 13.3 | 19.0 | 16.9 | 12.2 | 5.3 | -6.1 | -13.2 |
| 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) | 7.0 | 8.4 | 9.2 | 7.9 | 8.8 | 9.2 | 8.1 | 7.8 | 8.1 | 8.7 | 6.2 | 4.4 |
| Precipitation (mm) | 34 | 4 | 11 | 97 | 133 | 192 | 217 | 298 | 96 | 72 | 169 | 71 |
| Sunny days | 14 | 26 | 26 | 15 | 17 | 9 | 8 | 4 | 10 | 18 | 14 | 14 |
| Rainy days | 7 | 1 | 4 | 15 | 14 | 21 | 23 | 27 | 20 | 13 | 12 | 9 |
| Snow days | 10 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 8 |
The largest precipitation sum in Hongyŏul is at