Average annual temperature is 14.4 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 204 days
Number of rainy days: 159 days
Number of snow days: 2 days
Look at detailed online map of Jangcheon
* Weather data for Jangcheon 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) | 17.0 | 16.8 | 25.2 | 28.9 | 34.4 | 35.0 | 35.2 | 37.6 | 30.6 | 23.5 | 27.0 | 19.7 |
| Average daytime temperature (°C) | 5.9 | 9.8 | 18.5 | 20.4 | 24.1 | 29.2 | 30.1 | 31.5 | 26.9 | 21.4 | 13.9 | 7.9 |
| Average temperature (°C) | 0.4 | 3.7 | 11.0 | 14.0 | 18.3 | 23.3 | 25.9 | 27.0 | 22.9 | 15.0 | 8.0 | 2.9 |
| Average night temperature (°C) | -4.0 | -1.4 | 4.1 | 8.0 | 13.0 | 18.5 | 22.7 | 23.4 | 19.4 | 9.4 | 2.8 | -1.4 |
| Absolute minimum temperature (°C) | -13.6 | -6.3 | -3.6 | 1.3 | 4.8 | 14.9 | 18.1 | 20.9 | 14.4 | 5.1 | -5.5 | -10.4 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.8 | 7.2 | 9.3 | 8.4 | 8.2 | 9.5 | 7.8 | 9.2 | 7.3 | 8.7 | 7.8 | 6.8 |
| Precipitation (mm) | 34 | 21 | 62 | 50 | 144 | 169 | 340 | 214 | 208 | 7 | 42 | 83 |
| Sunny days | 25 | 19 | 21 | 16 | 17 | 13 | 7 | 6 | 8 | 23 | 24 | 25 |
| Rainy days | 4 | 9 | 10 | 14 | 14 | 17 | 24 | 25 | 22 | 8 | 6 | 6 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Jangcheon is at