Average annual temperature is 2.1 °C
Absolute maximum temperature: 25.7 °C
Absolute minimum temperature: -23.9 °C
Number of sunny days: 201 days
Number of rainy days: 110 days
Number of snow days: 54 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) | 7.4 | 8.1 | 12.3 | 17.7 | 18.4 | 23.1 | 25.7 | 25.2 | 24.3 | 11.5 | 12.9 | 6.4 |
| Average daytime temperature (°C) | -5.5 | -2.2 | 4.2 | 5.0 | 11.3 | 17.3 | 20.2 | 19.2 | 15.7 | 7.9 | 2.6 | -2.0 |
| Average temperature (°C) | -11.4 | -8.1 | -2.2 | -0.5 | 6.1 | 11.7 | 14.5 | 13.9 | 9.9 | 2.1 | -3.9 | -8.1 |
| Average night temperature (°C) | -16.3 | -14.1 | -8.5 | -6.1 | 0.7 | 5.8 | 8.2 | 8.4 | 4.6 | -3.3 | -8.7 | -13.2 |
| Absolute minimum temperature (°C) | -23.9 | -21.3 | -17.4 | -17.1 | -5.0 | 0.3 | 3.5 | 3.2 | 1.3 | -11.3 | -16.4 | -23.2 |
| 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 | 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) | 8.7 | 8.0 | 9.4 | 8.9 | 7.8 | 9.8 | 10.5 | 9.9 | 9.1 | 7.7 | 8.9 | 8.0 |
| Precipitation (mm) | 1 | 16 | 26 | 48 | 62 | 43 | 43 | 62 | 84 | 85 | 10 | 7 |
| Sunny days | 28 | 18 | 16 | 18 | 10 | 11 | 17 | 12 | 7 | 13 | 25 | 26 |
| Rainy days | 0 | 0 | 4 | 0 | 18 | 19 | 14 | 19 | 23 | 12 | 1 | 0 |
| Snow days | 3 | 10 | 11 | 12 | 3 | 0 | 0 | 0 | 0 | 6 | 4 | 5 |
The largest precipitation sum in Hewan is at