Average annual temperature is 14.0 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -14.0 °C
Number of sunny days: 186 days
Number of rainy days: 174 days
Number of snow days: 5 days
Look at detailed online map of Jangchon
* Weather data for Jangchon 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) | 16.0 | 14.4 | 23.4 | 27.9 | 29.2 | 31.5 | 33.8 | 33.7 | 29.4 | 23.3 | 25.6 | 19.0 |
| Average daytime temperature (°C) | 6.1 | 9.6 | 16.4 | 18.4 | 21.7 | 26.5 | 29.1 | 29.8 | 26.1 | 20.6 | 13.8 | 8.1 |
| Average temperature (°C) | 0.7 | 3.9 | 10.3 | 13.2 | 17.2 | 21.9 | 25.5 | 26.1 | 22.4 | 14.9 | 8.1 | 3.1 |
| Average night temperature (°C) | -3.3 | -0.3 | 5.3 | 8.4 | 13.1 | 18.0 | 22.5 | 23.1 | 19.5 | 10.2 | 3.4 | -0.9 |
| Absolute minimum temperature (°C) | -14.0 | -5.6 | -2.3 | 1.7 | 6.0 | 14.6 | 18.5 | 21.3 | 14.6 | 3.8 | -5.1 | -10.3 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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 | 7.6 | 9.0 | 8.5 | 7.8 | 8.7 | 8.0 | 9.2 | 7.5 | 8.8 | 8.0 | 7.1 |
| Precipitation (mm) | 62 | 42 | 74 | 73 | 265 | 229 | 229 | 313 | 196 | 4 | 31 | 117 |
| Sunny days | 24 | 18 | 21 | 16 | 16 | 10 | 3 | 4 | 5 | 24 | 23 | 22 |
| Rainy days | 5 | 10 | 10 | 14 | 15 | 20 | 28 | 27 | 25 | 7 | 6 | 7 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The largest precipitation sum in Jangchon is at