Average annual temperature is 8.4 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: -32.8 °C
Number of sunny days: 172 days
Number of rainy days: 161 days
Number of snow days: 32 days
Look at detailed online map of Tongch'on
* Weather data for Tongch'on 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) | 8.2 | 7.3 | 17.6 | 20.1 | 25.4 | 30.3 | 30.5 | 30.1 | 29.1 | 20.5 | 17.5 | 7.0 |
| Average daytime temperature (°C) | -4.9 | 0.6 | 9.1 | 13.6 | 19.9 | 23.7 | 26.8 | 26.3 | 24.1 | 15.9 | 4.2 | -3.1 |
| Average temperature (°C) | -10.0 | -4.5 | 3.6 | 8.5 | 15.1 | 19.2 | 22.8 | 22.8 | 19.2 | 10.7 | -0.2 | -7.8 |
| Average night temperature (°C) | -16.0 | -9.2 | -1.0 | 3.9 | 10.5 | 15.1 | 19.8 | 20.0 | 14.7 | 6.3 | -3.8 | -13.2 |
| Absolute minimum temperature (°C) | -30.4 | -18.8 | -15.2 | -2.4 | 5.7 | 9.4 | 15.9 | 14.8 | 6.9 | -0.1 | -12.3 | -32.8 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 6.3 | 7.8 | 8.7 | 8.2 | 9.8 | 9.9 | 8.8 | 6.9 | 9.8 | 8.4 | 6.0 | 5.3 |
| Precipitation (mm) | 29 | 4 | 72 | 120 | 137 | 236 | 304 | 410 | 29 | 41 | 131 | 59 |
| Sunny days | 14 | 23 | 19 | 16 | 16 | 8 | 4 | 3 | 17 | 20 | 15 | 17 |
| Rainy days | 2 | 0 | 10 | 14 | 15 | 22 | 27 | 28 | 13 | 11 | 11 | 8 |
| Snow days | 15 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 |
The largest precipitation sum in Tongch'on is at