Average annual temperature is 15.3 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 208 days
Number of rainy days: 154 days
Number of snow days: 3 days
Look at detailed online map of Hayu
* Weather data for Hayu 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) | 14.3 | 12.6 | 20.5 | 20.7 | 21.5 | 28.6 | 30.0 | 31.3 | 28.4 | 23.6 | 22.7 | 17.1 |
| Average daytime temperature (°C) | 6.4 | 8.8 | 13.1 | 15.8 | 18.7 | 23.0 | 26.0 | 28.6 | 25.9 | 20.9 | 14.0 | 8.9 |
| Average temperature (°C) | 3.8 | 6.0 | 10.4 | 13.5 | 16.9 | 21.2 | 24.6 | 27.0 | 24.1 | 18.2 | 11.2 | 6.4 |
| Average night temperature (°C) | 0.1 | 2.8 | 7.5 | 11.2 | 15.6 | 19.9 | 23.3 | 25.5 | 22.2 | 15.3 | 7.6 | 3.3 |
| Absolute minimum temperature (°C) | -9.7 | -1.7 | 1.2 | 5.4 | 10.8 | 16.4 | 20.9 | 24.4 | 17.3 | 10.8 | -1.6 | -5.5 |
| 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 | 14.2 | 13.4 | 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) | 7.8 | 7.6 | 8.8 | 8.0 | 7.7 | 8.4 | 7.2 | 9.6 | 7.6 | 8.7 | 8.1 | 7.1 |
| Precipitation (mm) | 54 | 44 | 54 | 85 | 245 | 248 | 305 | 298 | 228 | 7 | 47 | 82 |
| Sunny days | 25 | 19 | 19 | 17 | 13 | 14 | 10 | 11 | 13 | 25 | 22 | 20 |
| Rainy days | 5 | 9 | 12 | 13 | 18 | 16 | 21 | 20 | 17 | 6 | 8 | 9 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Hayu is at