Average annual temperature is 10.2 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 218 days
Number of rainy days: 133 days
Number of snow days: 14 days
Look at detailed online map of Hewan
* Weather data for Hewan China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.7 | 10.0 | 21.4 | 29.5 | 30.2 | 31.2 | 34.8 | 29.8 | 28.5 | 19.5 | 20.6 | 15.4 |
| Average daytime temperature (°C) | 2.8 | 5.6 | 14.2 | 17.1 | 21.0 | 27.2 | 29.2 | 26.2 | 22.6 | 16.1 | 10.0 | 4.4 |
| Average temperature (°C) | -3.4 | 0.0 | 6.8 | 10.5 | 15.2 | 20.6 | 23.0 | 20.9 | 17.2 | 10.5 | 3.0 | -2.0 |
| Average night temperature (°C) | -8.8 | -5.1 | -0.5 | 4.1 | 9.8 | 14.3 | 17.0 | 16.1 | 12.6 | 5.2 | -3.2 | -7.3 |
| Absolute minimum temperature (°C) | -15.5 | -10.2 | -7.1 | -3.7 | 1.5 | 8.7 | 10.2 | 9.9 | 7.8 | 0.4 | -8.1 | -13.9 |
| 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) | 7.5 | 5.7 | 8.1 | 7.9 | 6.5 | 9.3 | 9.2 | 9.0 | 7.4 | 7.0 | 7.8 | 7.4 |
| Precipitation (mm) | 3 | 19 | 18 | 67 | 73 | 41 | 120 | 64 | 76 | 52 | 1 | 8 |
| Sunny days | 28 | 16 | 19 | 17 | 12 | 19 | 16 | 13 | 7 | 20 | 25 | 26 |
| Rainy days | 0 | 5 | 12 | 13 | 19 | 11 | 15 | 18 | 23 | 11 | 3 | 3 |
| Snow days | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The largest precipitation sum in Hewan is at