Average annual temperature is 13.6 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -16.6 °C
Number of sunny days: 171 days
Number of rainy days: 178 days
Number of snow days: 16 days
Look at detailed online map of Jangchan
* Weather data for Jangchan 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) | 15.9 | 12.6 | 22.4 | 25.8 | 29.5 | 33.7 | 32.2 | 33.9 | 30.4 | 22.3 | 23.6 | 18.0 |
| Average daytime temperature (°C) | 4.5 | 7.9 | 15.8 | 18.2 | 22.8 | 27.3 | 28.6 | 30.1 | 26.6 | 19.7 | 12.1 | 7.0 |
| Average temperature (°C) | -0.4 | 2.3 | 9.0 | 12.6 | 17.7 | 21.9 | 25.1 | 26.0 | 22.5 | 14.7 | 7.6 | 3.0 |
| Average night temperature (°C) | -4.8 | -1.6 | 3.8 | 7.6 | 13.3 | 17.9 | 22.6 | 22.7 | 19.3 | 10.5 | 3.4 | -0.3 |
| Absolute minimum temperature (°C) | -16.6 | -5.7 | -3.9 | 0.5 | 6.6 | 13.6 | 18.4 | 18.4 | 14.8 | 5.3 | -4.8 | -10.7 |
| 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) | 7.2 | 7.2 | 8.8 | 7.1 | 7.6 | 8.9 | 6.1 | 9.6 | 7.6 | 8.3 | 7.1 | 5.6 |
| Precipitation (mm) | 63 | 19 | 49 | 99 | 159 | 194 | 442 | 364 | 205 | 13 | 97 | 100 |
| Sunny days | 21 | 23 | 25 | 12 | 13 | 13 | 2 | 3 | 8 | 20 | 19 | 12 |
| Rainy days | 4 | 4 | 6 | 18 | 18 | 17 | 29 | 28 | 22 | 11 | 10 | 11 |
| Snow days | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 |
The best time to visit Jangchan during the most sunny months:
The largest precipitation sum in Jangchan is at