Average annual temperature is 14.4 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -13.1 °C
Number of sunny days: 169 days
Number of rainy days: 184 days
Number of snow days: 12 days
Look at detailed online map of Haean
* Weather data for Haean 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) | 16.2 | 11.8 | 20.9 | 23.7 | 27.6 | 31.3 | 32.0 | 33.5 | 30.4 | 23.3 | 24.5 | 18.8 |
| Average daytime temperature (°C) | 5.4 | 7.0 | 14.2 | 17.7 | 21.9 | 25.9 | 28.8 | 30.6 | 27.1 | 20.6 | 13.5 | 8.0 |
| Average temperature (°C) | 1.6 | 2.8 | 8.9 | 13.0 | 17.8 | 22.1 | 25.7 | 26.7 | 23.2 | 16.1 | 9.6 | 4.6 |
| Average night temperature (°C) | -2.5 | -0.6 | 4.7 | 9.2 | 14.4 | 19.3 | 23.4 | 23.5 | 20.0 | 12.2 | 5.6 | 1.2 |
| Absolute minimum temperature (°C) | -13.1 | -4.4 | -2.6 | 3.9 | 8.1 | 16.1 | 20.8 | 19.4 | 15.8 | 8.2 | -1.8 | -10.2 |
| 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) | 6.6 | 7.3 | 8.8 | 7.6 | 7.7 | 8.9 | 6.6 | 9.9 | 8.3 | 8.0 | 6.7 | 5.1 |
| Precipitation (mm) | 45 | 23 | 48 | 110 | 196 | 180 | 537 | 199 | 208 | 20 | 87 | 85 |
| Sunny days | 17 | 22 | 24 | 15 | 12 | 17 | 1 | 5 | 8 | 21 | 17 | 10 |
| Rainy days | 9 | 6 | 7 | 15 | 19 | 13 | 30 | 26 | 22 | 10 | 12 | 15 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The best time to visit Haean during the most sunny months:
The largest precipitation sum in Haean is at