Average annual temperature is 9.9 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -21.1 °C
Number of sunny days: 256 days
Number of rainy days: 94 days
Number of snow days: 15 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) | 10.5 | 10.9 | 19.7 | 28.3 | 29.6 | 32.9 | 35.2 | 33.9 | 31.2 | 20.0 | 20.7 | 12.5 |
| Average daytime temperature (°C) | -0.3 | 4.3 | 13.4 | 13.9 | 20.4 | 26.9 | 28.4 | 27.7 | 22.7 | 15.8 | 7.2 | 1.1 |
| Average temperature (°C) | -5.8 | -0.6 | 7.4 | 9.1 | 15.2 | 21.5 | 22.8 | 22.2 | 17.6 | 10.6 | 1.7 | -3.9 |
| Average night temperature (°C) | -11.7 | -6.5 | 0.5 | 3.9 | 10.1 | 15.5 | 17.2 | 16.9 | 13.2 | 5.9 | -3.4 | -9.4 |
| Absolute minimum temperature (°C) | -21.1 | -12.1 | -8.0 | -5.1 | 2.2 | 9.9 | 12.6 | 10.9 | 8.5 | 1.9 | -10.8 | -18.5 |
| 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 | 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 | 14.4 | 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) | 8.1 | 7.9 | 9.5 | 8.0 | 7.3 | 10.4 | 10.4 | 9.7 | 8.4 | 7.8 | 8.1 | 7.7 |
| Precipitation (mm) | 0 | 13 | 3 | 40 | 38 | 15 | 73 | 42 | 37 | 33 | 2 | 3 |
| Sunny days | 30 | 20 | 25 | 20 | 14 | 23 | 18 | 17 | 15 | 22 | 27 | 25 |
| Rainy days | 0 | 4 | 4 | 9 | 17 | 7 | 13 | 14 | 15 | 9 | 1 | 1 |
| Snow days | 1 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The largest precipitation sum in Hewan is at