Average annual temperature is 12.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -23.3 °C
Number of sunny days: 189 days
Number of rainy days: 164 days
Number of snow days: 12 days
Look at detailed online map of Tongch’ang
* Weather data for Tongch’ang South 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) | 11.6 | 10.0 | 22.7 | 26.6 | 29.2 | 35.5 | 33.4 | 33.9 | 31.1 | 22.0 | 23.0 | 15.6 |
| Average daytime temperature (°C) | 1.4 | 6.4 | 14.7 | 18.0 | 23.5 | 27.1 | 29.1 | 29.6 | 26.2 | 19.0 | 9.5 | 4.1 |
| Average temperature (°C) | -3.8 | 0.5 | 7.6 | 12.1 | 17.7 | 22.1 | 25.4 | 25.7 | 22.0 | 13.6 | 4.6 | -0.2 |
| Average night temperature (°C) | -8.8 | -3.9 | 1.4 | 7.1 | 12.6 | 17.9 | 22.4 | 22.4 | 18.3 | 8.9 | 0.2 | -4.1 |
| Absolute minimum temperature (°C) | -23.3 | -7.2 | -4.8 | 0.3 | 4.0 | 13.1 | 19.0 | 16.5 | 11.1 | 3.3 | -7.7 | -14.5 |
| 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 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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 | 8.2 | 9.0 | 7.3 | 9.1 | 9.0 | 7.5 | 8.2 | 7.5 | 8.1 | 6.9 | 6.1 |
| Precipitation (mm) | 42 | 2 | 20 | 105 | 160 | 294 | 451 | 318 | 130 | 32 | 109 | 76 |
| Sunny days | 19 | 24 | 25 | 14 | 20 | 9 | 7 | 8 | 11 | 18 | 15 | 19 |
| Rainy days | 5 | 4 | 6 | 16 | 11 | 21 | 24 | 23 | 19 | 13 | 13 | 9 |
| Snow days | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The largest precipitation sum in Tongch’ang is at