Average annual temperature is 11.4 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 175 days
Number of rainy days: 165 days
Number of snow days: 25 days
Look at detailed online map of Mannyŏn
* Weather data for Mannyŏn 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) | 7.4 | 9.9 | 18.8 | 23.0 | 27.8 | 30.2 | 31.2 | 32.2 | 30.4 | 21.9 | 22.9 | 14.7 |
| Average daytime temperature (°C) | -1.2 | 3.2 | 11.2 | 15.6 | 21.7 | 25.2 | 28.8 | 28.0 | 25.3 | 18.5 | 7.8 | 1.2 |
| Average temperature (°C) | -4.5 | -0.7 | 5.8 | 10.5 | 16.7 | 20.5 | 24.7 | 24.7 | 21.2 | 14.4 | 4.4 | -2.1 |
| Average night temperature (°C) | -8.6 | -3.9 | 1.4 | 6.7 | 12.5 | 16.7 | 21.7 | 21.9 | 17.7 | 10.9 | 1.0 | -5.7 |
| Absolute minimum temperature (°C) | -17.3 | -6.5 | -3.9 | 2.1 | 7.5 | 12.9 | 18.6 | 17.7 | 12.6 | 6.7 | -7.3 | -15.4 |
| 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 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 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) | 7.3 | 8.5 | 9.3 | 8.1 | 9.3 | 10.0 | 8.8 | 8.0 | 8.7 | 8.6 | 6.1 | 4.4 |
| Precipitation (mm) | 23 | 3 | 13 | 78 | 109 | 158 | 187 | 242 | 42 | 78 | 102 | 74 |
| Sunny days | 16 | 25 | 26 | 15 | 21 | 10 | 7 | 4 | 7 | 19 | 15 | 10 |
| Rainy days | 6 | 2 | 4 | 15 | 10 | 20 | 24 | 27 | 23 | 12 | 11 | 11 |
| Snow days | 9 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 10 |
The largest precipitation sum in Mannyŏn is at