Average annual temperature is 10.0 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: -13.8 °C
Number of sunny days: 246 days
Number of rainy days: 101 days
Number of snow days: 18 days
Look at detailed online map of Heyin
* Weather data for Heyin 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) | 13.1 | 13.8 | 19.6 | 28.4 | 24.7 | 29.7 | 32.1 | 30.8 | 29.3 | 20.7 | 15.8 | 11.2 |
| Average daytime temperature (°C) | 4.3 | 7.8 | 13.1 | 17.3 | 18.8 | 23.4 | 26.4 | 25.1 | 21.8 | 14.3 | 11.3 | 6.9 |
| Average temperature (°C) | -0.9 | 2.1 | 6.4 | 10.3 | 12.9 | 17.6 | 20.4 | 19.5 | 16.3 | 9.0 | 4.6 | 1.1 |
| Average night temperature (°C) | -6.8 | -3.4 | -0.4 | 2.8 | 7.2 | 12.3 | 14.9 | 14.2 | 11.6 | 4.1 | -1.0 | -4.3 |
| Absolute minimum temperature (°C) | -13.8 | -9.9 | -5.1 | -1.6 | 2.7 | 9.1 | 10.6 | 9.5 | 8.5 | -0.1 | -3.7 | -10.0 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 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) | 8.5 | 8.6 | 10.0 | 10.4 | 8.5 | 10.2 | 11.0 | 9.8 | 9.6 | 8.1 | 9.0 | 8.4 |
| Precipitation (mm) | 0 | 9 | 2 | 10 | 112 | 48 | 51 | 101 | 119 | 90 | 1 | 0 |
| Sunny days | 28 | 19 | 29 | 20 | 11 | 19 | 19 | 15 | 13 | 17 | 27 | 29 |
| Rainy days | 0 | 0 | 2 | 7 | 20 | 11 | 12 | 16 | 17 | 14 | 1 | 1 |
| Snow days | 3 | 9 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The largest precipitation sum in Heyin is at