Average annual temperature is 12.8 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -16.8 °C
Number of sunny days: 195 days
Number of rainy days: 160 days
Number of snow days: 10 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) | 11.8 | 11.3 | 24.5 | 26.7 | 32.6 | 34.6 | 33.4 | 34.1 | 30.0 | 22.2 | 23.7 | 17.2 |
| Average daytime temperature (°C) | 2.3 | 6.8 | 15.7 | 19.2 | 24.9 | 27.9 | 29.5 | 30.2 | 26.1 | 19.0 | 10.3 | 4.7 |
| Average temperature (°C) | -2.7 | 0.9 | 8.4 | 12.8 | 18.6 | 22.5 | 25.4 | 25.8 | 22.0 | 13.4 | 5.3 | 0.5 |
| Average night temperature (°C) | -7.7 | -3.5 | 2.2 | 7.3 | 12.8 | 17.8 | 22.1 | 22.3 | 18.4 | 8.4 | 0.5 | -3.3 |
| Absolute minimum temperature (°C) | -16.8 | -7.1 | -4.5 | -0.2 | 4.2 | 13.5 | 19.8 | 16.3 | 11.8 | 3.3 | -7.7 | -13.8 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 7.1 | 8.2 | 9.2 | 7.8 | 8.6 | 9.8 | 7.4 | 8.5 | 7.2 | 8.2 | 7.3 | 6.0 |
| Precipitation (mm) | 36 | 2 | 19 | 60 | 111 | 159 | 455 | 370 | 225 | 20 | 97 | 86 |
| Sunny days | 19 | 23 | 25 | 16 | 20 | 13 | 8 | 9 | 10 | 19 | 16 | 17 |
| Rainy days | 7 | 5 | 6 | 14 | 11 | 17 | 23 | 22 | 20 | 12 | 14 | 9 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The largest precipitation sum in Jangjateo is at