Average annual temperature is 12.8 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -17.5 °C
Number of sunny days: 191 days
Number of rainy days: 162 days
Number of snow days: 12 days
Look at detailed online map of Chang-chon
* Weather data for Chang-chon 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) | 10.9 | 11.0 | 24.8 | 27.3 | 32.8 | 35.5 | 33.4 | 35.0 | 30.3 | 22.4 | 23.6 | 16.9 |
| Average daytime temperature (°C) | 2.2 | 7.0 | 15.9 | 19.4 | 25.1 | 28.2 | 29.7 | 30.2 | 26.2 | 18.9 | 10.2 | 4.6 |
| Average temperature (°C) | -2.7 | 0.8 | 8.4 | 12.8 | 18.6 | 22.7 | 25.5 | 25.9 | 22.0 | 13.3 | 5.0 | 0.2 |
| Average night temperature (°C) | -7.3 | -3.7 | 2.1 | 7.0 | 12.8 | 17.9 | 22.2 | 22.4 | 18.6 | 8.7 | 0.4 | -3.6 |
| Absolute minimum temperature (°C) | -17.5 | -6.4 | -4.9 | 0.2 | 4.8 | 12.8 | 20.0 | 16.6 | 12.8 | 2.2 | -7.6 | -14.1 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 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 | 8.3 | 9.3 | 7.7 | 8.8 | 9.7 | 7.4 | 8.4 | 7.2 | 8.2 | 7.1 | 5.8 |
| Precipitation (mm) | 44 | 1 | 18 | 81 | 126 | 204 | 443 | 407 | 207 | 33 | 75 | 81 |
| Sunny days | 21 | 23 | 23 | 16 | 21 | 12 | 7 | 8 | 9 | 18 | 15 | 18 |
| Rainy days | 4 | 5 | 8 | 14 | 10 | 18 | 24 | 23 | 21 | 13 | 13 | 9 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The largest precipitation sum in Chang-chon is at