Average annual temperature is 10.5 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -21.6 °C
Number of sunny days: 174 days
Number of rainy days: 171 days
Number of snow days: 20 days
Look at detailed online map of Tongnyŏng-mal
* Weather data for Tongnyŏng-mal 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) | 9.1 | 8.4 | 18.9 | 22.0 | 28.5 | 31.6 | 31.6 | 30.9 | 29.3 | 21.1 | 22.5 | 12.5 |
| Average daytime temperature (°C) | -1.8 | 3.6 | 11.7 | 15.7 | 22.0 | 25.3 | 28.5 | 27.4 | 25.2 | 17.8 | 6.5 | 0.0 |
| Average temperature (°C) | -5.9 | -1.4 | 5.7 | 10.4 | 16.7 | 20.4 | 24.5 | 24.0 | 20.5 | 12.7 | 2.1 | -3.9 |
| Average night temperature (°C) | -10.8 | -4.9 | 0.4 | 5.7 | 12.0 | 16.0 | 21.0 | 21.2 | 16.5 | 8.2 | -1.6 | -8.0 |
| Absolute minimum temperature (°C) | -21.6 | -8.7 | -7.1 | -0.5 | 5.1 | 12.8 | 17.9 | 16.1 | 9.0 | 2.6 | -9.4 | -20.7 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 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) | 6.8 | 8.1 | 9.4 | 8.1 | 9.1 | 9.7 | 9.1 | 7.5 | 8.8 | 8.5 | 6.5 | 6.0 |
| Precipitation (mm) | 31 | 7 | 21 | 100 | 146 | 222 | 230 | 350 | 86 | 52 | 115 | 63 |
| Sunny days | 18 | 23 | 23 | 11 | 19 | 8 | 8 | 3 | 12 | 21 | 14 | 14 |
| Rainy days | 4 | 4 | 8 | 19 | 12 | 22 | 23 | 28 | 18 | 10 | 14 | 9 |
| Snow days | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
The largest precipitation sum in Tongnyŏng-mal is at