Average annual temperature is 13.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -17.7 °C
Number of sunny days: 190 days
Number of rainy days: 163 days
Number of snow days: 12 days
Look at detailed online map of Gangcheon
* Weather data for Gangcheon 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) | 12.2 | 10.4 | 25.3 | 27.5 | 32.8 | 35.0 | 33.8 | 35.0 | 31.1 | 22.4 | 23.7 | 17.2 |
| Average daytime temperature (°C) | 2.3 | 7.0 | 16.0 | 19.7 | 25.1 | 28.4 | 29.9 | 30.4 | 26.4 | 19.0 | 10.3 | 4.9 |
| Average temperature (°C) | -2.4 | 1.1 | 8.7 | 13.2 | 18.9 | 23.0 | 25.8 | 26.3 | 22.3 | 13.6 | 5.5 | 0.6 |
| Average night temperature (°C) | -6.9 | -3.6 | 2.2 | 7.3 | 13.0 | 18.1 | 22.5 | 22.7 | 18.6 | 8.6 | 0.9 | -3.3 |
| Absolute minimum temperature (°C) | -17.7 | -7.3 | -4.6 | 0.2 | 3.9 | 13.8 | 20.5 | 16.9 | 12.1 | 3.4 | -7.5 | -13.9 |
| 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 | 9.7 |
| 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) | 7.0 | 8.2 | 9.2 | 7.6 | 8.8 | 9.7 | 7.3 | 8.2 | 7.2 | 8.0 | 7.1 | 5.9 |
| Precipitation (mm) | 33 | 1 | 23 | 68 | 135 | 182 | 461 | 382 | 213 | 26 | 85 | 78 |
| Sunny days | 19 | 23 | 24 | 15 | 22 | 10 | 5 | 7 | 9 | 21 | 16 | 19 |
| Rainy days | 7 | 3 | 7 | 15 | 9 | 20 | 26 | 24 | 21 | 10 | 13 | 8 |
| Snow days | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The largest precipitation sum in Gangcheon is at