Average annual temperature is 14.4 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -13.0 °C
Number of sunny days: 161 days
Number of rainy days: 193 days
Number of snow days: 11 days
Look at detailed online map of Jangjeon
* Weather data for Jangjeon 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) | 14.7 | 13.3 | 24.3 | 26.7 | 30.4 | 32.5 | 32.4 | 34.4 | 31.2 | 22.9 | 24.5 | 17.9 |
| Average daytime temperature (°C) | 5.2 | 8.9 | 16.7 | 18.5 | 22.5 | 27.7 | 28.6 | 30.5 | 27.1 | 20.4 | 12.9 | 8.0 |
| Average temperature (°C) | 1.1 | 3.5 | 10.3 | 13.1 | 18.0 | 22.4 | 25.2 | 26.4 | 23.1 | 15.9 | 8.7 | 4.1 |
| Average night temperature (°C) | -2.6 | -0.4 | 5.8 | 8.8 | 14.3 | 18.6 | 22.9 | 23.3 | 20.1 | 12.0 | 4.8 | 0.8 |
| Absolute minimum temperature (°C) | -13.0 | -5.0 | -1.9 | 1.8 | 7.4 | 15.5 | 19.3 | 19.4 | 15.7 | 7.9 | -3.6 | -8.4 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 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) | 7.3 | 7.1 | 8.6 | 7.2 | 7.5 | 8.8 | 6.4 | 9.8 | 7.8 | 8.6 | 7.5 | 5.9 |
| Precipitation (mm) | 39 | 29 | 50 | 97 | 197 | 231 | 461 | 374 | 148 | 12 | 100 | 75 |
| Sunny days | 21 | 21 | 23 | 12 | 10 | 12 | 1 | 4 | 7 | 21 | 17 | 12 |
| Rainy days | 6 | 7 | 8 | 18 | 21 | 18 | 30 | 27 | 23 | 10 | 13 | 12 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
The best time to visit Jangjeon during the most sunny months:
The largest precipitation sum in Jangjeon is at