Average annual temperature is 12.4 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 176 days
Number of rainy days: 176 days
Number of snow days: 13 days
Look at detailed online map of Jangdam
* Weather data for Jangdam 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) | 13.7 | 10.8 | 23.1 | 24.0 | 30.0 | 31.4 | 32.4 | 33.2 | 29.3 | 20.6 | 22.7 | 16.1 |
| Average daytime temperature (°C) | 1.6 | 5.8 | 14.6 | 17.3 | 22.5 | 26.6 | 28.4 | 29.4 | 25.2 | 18.0 | 9.6 | 4.0 |
| Average temperature (°C) | -2.3 | 0.7 | 8.4 | 11.6 | 17.6 | 21.6 | 24.6 | 25.3 | 21.4 | 13.7 | 5.3 | 0.6 |
| Average night temperature (°C) | -6.3 | -2.8 | 3.7 | 7.0 | 13.1 | 17.3 | 21.7 | 21.9 | 18.1 | 9.7 | 1.1 | -2.8 |
| Absolute minimum temperature (°C) | -18.1 | -8.0 | -4.5 | -0.1 | 5.5 | 13.7 | 17.7 | 16.9 | 12.1 | 4.6 | -9.2 | -15.4 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 7.2 | 7.8 | 9.1 | 7.9 | 8.4 | 10.3 | 7.4 | 9.2 | 7.3 | 8.6 | 7.4 | 5.9 |
| Precipitation (mm) | 35 | 5 | 32 | 69 | 141 | 172 | 493 | 389 | 267 | 24 | 76 | 90 |
| Sunny days | 17 | 20 | 22 | 12 | 17 | 9 | 5 | 7 | 9 | 23 | 17 | 18 |
| Rainy days | 8 | 6 | 9 | 18 | 14 | 21 | 26 | 24 | 21 | 8 | 13 | 8 |
| Snow days | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Jangdam during the most sunny months:
The largest precipitation sum in Jangdam is at