Average annual temperature is 11.9 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -23.1 °C
Number of sunny days: 177 days
Number of rainy days: 174 days
Number of snow days: 14 days
Look at detailed online map of Jangjateo
* Weather data for Jangjateo 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) | 11.4 | 10.1 | 22.0 | 24.9 | 28.2 | 34.0 | 32.5 | 33.1 | 30.0 | 21.1 | 22.1 | 14.5 |
| Average daytime temperature (°C) | 0.7 | 5.8 | 13.9 | 16.9 | 22.5 | 26.3 | 28.5 | 28.8 | 25.5 | 18.0 | 8.6 | 3.1 |
| Average temperature (°C) | -4.1 | 0.2 | 7.3 | 11.4 | 17.1 | 21.5 | 25.0 | 25.2 | 21.5 | 13.2 | 4.1 | -0.7 |
| Average night temperature (°C) | -9.1 | -3.8 | 1.6 | 6.7 | 12.3 | 17.4 | 22.0 | 22.1 | 18.1 | 8.9 | 0.0 | -4.4 |
| Absolute minimum temperature (°C) | -23.1 | -7.2 | -5.0 | -1.0 | 4.7 | 12.5 | 18.7 | 16.6 | 11.8 | 2.5 | -8.6 | -16.0 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.2 | 8.2 | 9.1 | 7.3 | 9.2 | 9.3 | 7.8 | 8.1 | 7.5 | 8.1 | 6.9 | 6.1 |
| Precipitation (mm) | 41 | 2 | 22 | 123 | 144 | 251 | 469 | 357 | 134 | 24 | 111 | 80 |
| Sunny days | 18 | 23 | 21 | 12 | 19 | 9 | 6 | 6 | 9 | 19 | 15 | 20 |
| Rainy days | 4 | 3 | 10 | 18 | 12 | 21 | 25 | 25 | 21 | 12 | 13 | 10 |
| Snow days | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The largest precipitation sum in Jangjateo is at