Average annual temperature is 11.1 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -19.9 °C
Number of sunny days: 177 days
Number of rainy days: 170 days
Number of snow days: 18 days
Look at detailed online map of Hwachon
* Weather data for Hwachon 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) | 10.1 | 9.3 | 20.7 | 23.7 | 26.9 | 33.0 | 31.0 | 31.8 | 29.1 | 20.6 | 21.0 | 13.8 |
| Average daytime temperature (°C) | -0.1 | 4.7 | 12.8 | 15.9 | 21.5 | 25.4 | 27.6 | 27.8 | 24.6 | 17.1 | 7.5 | 2.1 |
| Average temperature (°C) | -4.4 | -0.6 | 6.6 | 10.5 | 16.3 | 20.7 | 24.1 | 24.2 | 20.5 | 12.4 | 3.2 | -1.6 |
| Average night temperature (°C) | -8.7 | -4.4 | 1.2 | 5.6 | 11.6 | 16.4 | 21.1 | 20.9 | 16.8 | 8.0 | -0.9 | -5.3 |
| Absolute minimum temperature (°C) | -19.9 | -8.2 | -5.9 | -2.6 | 3.7 | 11.3 | 17.0 | 15.4 | 10.4 | 1.2 | -9.6 | -17.3 |
| 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 | 13.0 | 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) | 7.2 | 8.3 | 9.1 | 7.2 | 9.2 | 9.4 | 7.8 | 7.9 | 7.4 | 8.3 | 6.7 | 6.1 |
| Precipitation (mm) | 44 | 2 | 23 | 122 | 140 | 228 | 395 | 323 | 118 | 22 | 123 | 74 |
| Sunny days | 18 | 23 | 23 | 12 | 19 | 9 | 6 | 6 | 10 | 18 | 15 | 18 |
| Rainy days | 4 | 2 | 8 | 18 | 12 | 21 | 25 | 25 | 20 | 13 | 13 | 9 |
| Snow days | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The largest precipitation sum in Hwachon is at