Average annual temperature is 9.1 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -20.1 °C
Number of sunny days: 208 days
Number of rainy days: 130 days
Number of snow days: 27 days
Look at detailed online map of Heyangwan
* Weather data for Heyangwan 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) | 8.8 | 8.4 | 18.8 | 27.2 | 27.7 | 30.2 | 34.0 | 30.4 | 29.8 | 19.5 | 20.2 | 11.9 |
| Average daytime temperature (°C) | 0.0 | 2.8 | 12.2 | 13.2 | 18.9 | 25.5 | 27.6 | 25.9 | 21.4 | 15.2 | 7.1 | 1.7 |
| Average temperature (°C) | -5.2 | -2.0 | 5.9 | 7.9 | 13.9 | 20.1 | 21.8 | 20.6 | 16.3 | 10.1 | 1.8 | -3.2 |
| Average night temperature (°C) | -10.1 | -6.9 | 0.1 | 3.0 | 9.5 | 14.6 | 16.4 | 15.9 | 12.1 | 5.5 | -2.8 | -7.4 |
| Absolute minimum temperature (°C) | -20.1 | -14.9 | -7.8 | -7.8 | 2.1 | 10.0 | 12.1 | 9.3 | 7.8 | 0.6 | -8.3 | -16.9 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 8.2 | 7.0 | 9.2 | 8.1 | 7.0 | 9.7 | 9.9 | 9.2 | 7.5 | 7.3 | 8.1 | 7.8 |
| Precipitation (mm) | 1 | 15 | 3 | 48 | 54 | 30 | 64 | 42 | 45 | 54 | 2 | 5 |
| Sunny days | 30 | 17 | 22 | 15 | 6 | 17 | 14 | 12 | 11 | 14 | 25 | 25 |
| Rainy days | 0 | 0 | 6 | 10 | 23 | 13 | 17 | 19 | 19 | 17 | 3 | 3 |
| Snow days | 1 | 11 | 3 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The largest precipitation sum in Heyangwan is at