Average annual temperature is 14.0 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -13.4 °C
Number of sunny days: 173 days
Number of rainy days: 178 days
Number of snow days: 14 days
Look at detailed online map of Jangdeok
* Weather data for Jangdeok 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 | 12.8 | 23.6 | 26.3 | 31.4 | 35.2 | 32.6 | 34.4 | 30.4 | 22.7 | 23.8 | 18.2 |
| Average daytime temperature (°C) | 4.9 | 8.3 | 16.8 | 18.9 | 23.7 | 28.5 | 29.1 | 30.6 | 27.0 | 20.1 | 12.6 | 7.5 |
| Average temperature (°C) | 0.1 | 2.7 | 9.7 | 13.1 | 18.4 | 22.8 | 25.5 | 26.4 | 22.8 | 14.8 | 7.8 | 3.2 |
| Average night temperature (°C) | -4.2 | -1.2 | 4.5 | 8.1 | 14.0 | 18.5 | 22.8 | 23.0 | 19.4 | 10.4 | 3.5 | -0.3 |
| Absolute minimum temperature (°C) | -13.4 | -5.1 | -3.1 | 1.9 | 7.4 | 14.0 | 18.8 | 18.2 | 14.5 | 5.6 | -4.5 | -9.4 |
| 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 | 14.3 | 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) | 7.1 | 7.2 | 8.8 | 7.2 | 7.5 | 8.9 | 6.0 | 9.4 | 7.5 | 8.2 | 7.2 | 5.7 |
| Precipitation (mm) | 53 | 21 | 45 | 87 | 157 | 200 | 432 | 375 | 201 | 12 | 102 | 94 |
| Sunny days | 22 | 21 | 24 | 12 | 10 | 15 | 5 | 5 | 9 | 19 | 20 | 11 |
| Rainy days | 5 | 6 | 7 | 18 | 21 | 15 | 26 | 26 | 21 | 12 | 9 | 12 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 |
The largest precipitation sum in Jangdeok is at