Average annual temperature is 11.0 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -20.2 °C
Number of sunny days: 170 days
Number of rainy days: 178 days
Number of snow days: 17 days
Look at detailed online map of Hwalmaru
* Weather data for Hwalmaru 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) | 11.1 | 10.3 | 22.5 | 23.6 | 28.4 | 31.0 | 31.8 | 32.5 | 29.1 | 20.3 | 21.1 | 13.7 |
| Average daytime temperature (°C) | 0.1 | 5.0 | 13.1 | 16.0 | 21.5 | 25.2 | 28.0 | 28.6 | 24.5 | 16.7 | 8.0 | 2.2 |
| Average temperature (°C) | -4.2 | -0.4 | 6.8 | 10.3 | 16.3 | 20.3 | 23.9 | 24.2 | 20.2 | 11.6 | 3.4 | -1.6 |
| Average night temperature (°C) | -8.6 | -4.3 | 1.0 | 5.1 | 11.0 | 15.9 | 20.3 | 20.6 | 16.3 | 6.9 | -0.8 | -5.1 |
| Absolute minimum temperature (°C) | -20.2 | -8.2 | -7.0 | -2.0 | 1.4 | 12.1 | 17.4 | 14.8 | 8.7 | 1.7 | -10.1 | -16.4 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 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) | 6.8 | 8.1 | 9.2 | 7.8 | 9.1 | 9.5 | 7.8 | 8.6 | 7.6 | 8.0 | 7.0 | 5.8 |
| Precipitation (mm) | 41 | 3 | 27 | 110 | 126 | 208 | 418 | 332 | 162 | 25 | 107 | 84 |
| Sunny days | 18 | 24 | 20 | 14 | 18 | 7 | 4 | 5 | 8 | 19 | 17 | 16 |
| Rainy days | 5 | 1 | 11 | 16 | 13 | 23 | 27 | 26 | 22 | 12 | 12 | 10 |
| Snow days | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Hwalmaru is at