Average annual temperature is 8.6 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -30.9 °C
Number of sunny days: 174 days
Number of rainy days: 149 days
Number of snow days: 42 days
Look at detailed online map of Tongyŏk-kol
* Weather data for Tongyŏk-kol 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) | 8.3 | 8.9 | 16.7 | 19.9 | 24.1 | 30.2 | 31.3 | 30.5 | 27.9 | 21.6 | 15.5 | 6.7 |
| Average daytime temperature (°C) | -3.8 | -0.8 | 7.5 | 12.9 | 19.5 | 22.8 | 25.9 | 25.0 | 22.6 | 16.7 | 5.5 | -3.1 |
| Average temperature (°C) | -7.3 | -4.8 | 2.9 | 8.2 | 14.8 | 18.9 | 22.6 | 22.5 | 18.5 | 10.9 | 1.5 | -6.9 |
| Average night temperature (°C) | -11.2 | -10.0 | -2.0 | 3.7 | 10.2 | 15.2 | 19.6 | 20.3 | 14.7 | 5.6 | -1.9 | -10.7 |
| Absolute minimum temperature (°C) | -30.9 | -18.5 | -11.1 | -1.4 | 4.2 | 10.5 | 16.1 | 15.2 | 7.8 | 1.2 | -10.1 | -24.3 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.3 | 7.3 | 9.3 | 8.5 | 10.6 | 9.2 | 9.1 | 4.5 | 9.2 | 9.2 | 5.8 | 5.1 |
| Precipitation (mm) | 33 | 26 | 28 | 77 | 42 | 134 | 167 | 506 | 39 | 11 | 70 | 26 |
| Sunny days | 14 | 16 | 23 | 13 | 20 | 8 | 5 | 2 | 15 | 25 | 15 | 18 |
| Rainy days | 1 | 1 | 4 | 16 | 11 | 22 | 26 | 29 | 15 | 6 | 13 | 5 |
| Snow days | 16 | 11 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
The best time to visit Tongyŏk-kol during the most sunny months:
The largest precipitation sum in Tongyŏk-kol is at