Average annual temperature is 12.5 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 183 days
Number of rainy days: 172 days
Number of snow days: 10 days
Look at detailed online map of Jangteo
* Weather data for Jangteo 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) | 12.4 | 9.7 | 23.8 | 26.7 | 29.3 | 34.2 | 32.8 | 33.4 | 30.5 | 21.8 | 22.8 | 15.8 |
| Average daytime temperature (°C) | 2.0 | 5.8 | 14.1 | 17.7 | 23.2 | 26.1 | 28.7 | 29.3 | 25.8 | 18.8 | 9.7 | 4.3 |
| Average temperature (°C) | -2.6 | 0.6 | 7.5 | 12.0 | 17.4 | 21.4 | 25.0 | 25.5 | 22.0 | 14.1 | 5.2 | 0.4 |
| Average night temperature (°C) | -6.8 | -3.3 | 2.4 | 7.4 | 12.7 | 17.6 | 22.3 | 22.3 | 18.6 | 9.9 | 1.2 | -3.4 |
| Absolute minimum temperature (°C) | -18.1 | -6.8 | -3.6 | 0.4 | 5.5 | 13.9 | 20.4 | 18.9 | 12.8 | 4.8 | -7.6 | -14.6 |
| 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 | 9.6 |
| 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 | 8.4 | 9.5 | 7.7 | 8.8 | 9.3 | 7.6 | 8.6 | 7.4 | 8.2 | 7.1 | 6.1 |
| Precipitation (mm) | 33 | 2 | 13 | 96 | 195 | 243 | 438 | 291 | 180 | 47 | 169 | 82 |
| Sunny days | 20 | 24 | 23 | 17 | 22 | 9 | 6 | 4 | 7 | 19 | 16 | 16 |
| Rainy days | 7 | 4 | 8 | 13 | 9 | 21 | 25 | 27 | 23 | 12 | 13 | 10 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Jangteo is at