Average annual temperature is 11.8 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -17.8 °C
Number of sunny days: 190 days
Number of rainy days: 164 days
Number of snow days: 11 days
Look at detailed online map of Namsŏngbau
* Weather data for Namsŏngbau 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) | 11.1 | 9.4 | 21.8 | 24.3 | 28.5 | 33.0 | 33.0 | 33.7 | 30.9 | 22.5 | 22.4 | 14.7 |
| Average daytime temperature (°C) | 1.5 | 5.8 | 13.6 | 17.2 | 22.6 | 26.2 | 28.9 | 29.1 | 26.4 | 19.0 | 9.0 | 3.4 |
| Average temperature (°C) | -3.6 | -0.1 | 6.7 | 11.2 | 16.8 | 21.3 | 25.1 | 25.2 | 21.6 | 13.3 | 4.1 | -1.1 |
| Average night temperature (°C) | -8.0 | -4.3 | 0.9 | 6.0 | 11.8 | 17.1 | 22.1 | 21.8 | 17.9 | 8.5 | -0.1 | -4.8 |
| Absolute minimum temperature (°C) | -17.8 | -7.0 | -4.9 | -1.1 | 4.4 | 13.2 | 18.8 | 15.2 | 11.9 | 2.9 | -7.8 | -15.5 |
| 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) | 7.1 | 8.6 | 9.1 | 7.1 | 9.3 | 9.3 | 8.0 | 8.1 | 7.8 | 8.4 | 6.7 | 6.2 |
| Precipitation (mm) | 36 | 3 | 15 | 119 | 166 | 164 | 318 | 284 | 95 | 21 | 95 | 81 |
| Sunny days | 21 | 25 | 25 | 11 | 19 | 8 | 7 | 8 | 11 | 21 | 15 | 19 |
| Rainy days | 3 | 3 | 6 | 19 | 12 | 22 | 24 | 23 | 19 | 10 | 13 | 10 |
| Snow days | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The largest precipitation sum in Namsŏngbau is at