Average annual temperature is 13.4 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -16.0 °C
Number of sunny days: 177 days
Number of rainy days: 178 days
Number of snow days: 10 days
Look at detailed online map of Heonteogol
* Weather data for Heonteogol 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) | 15.0 | 13.0 | 24.8 | 26.6 | 31.2 | 34.4 | 33.3 | 34.1 | 30.2 | 22.6 | 24.3 | 18.2 |
| Average daytime temperature (°C) | 3.9 | 7.5 | 16.5 | 19.1 | 23.8 | 28.8 | 29.5 | 30.6 | 26.4 | 19.6 | 11.6 | 6.2 |
| Average temperature (°C) | -0.9 | 1.8 | 9.3 | 12.8 | 18.0 | 22.9 | 25.4 | 26.1 | 22.1 | 13.8 | 6.5 | 1.8 |
| Average night temperature (°C) | -5.1 | -2.2 | 3.4 | 7.3 | 12.9 | 18.1 | 22.2 | 22.4 | 18.4 | 8.7 | 1.6 | -1.9 |
| Absolute minimum temperature (°C) | -16.0 | -6.7 | -4.1 | 1.0 | 4.6 | 13.8 | 19.5 | 16.9 | 13.2 | 3.9 | -7.2 | -12.7 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 7.4 | 9.0 | 7.8 | 8.3 | 10.0 | 7.3 | 9.5 | 7.3 | 8.8 | 7.2 | 5.8 |
| Precipitation (mm) | 35 | 9 | 30 | 74 | 120 | 206 | 560 | 353 | 244 | 17 | 63 | 108 |
| Sunny days | 21 | 20 | 21 | 13 | 17 | 11 | 5 | 4 | 7 | 21 | 18 | 19 |
| Rainy days | 5 | 7 | 10 | 17 | 14 | 19 | 26 | 27 | 23 | 10 | 12 | 8 |
| Snow days | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Heonteogol is at