Average annual temperature is 9.7 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -18.8 °C
Number of sunny days: 263 days
Number of rainy days: 73 days
Number of snow days: 29 days
Look at detailed online map of Heichengzi
* Weather data for Heichengzi 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 | 13.8 | 17.9 | 29.4 | 27.0 | 33.7 | 36.8 | 35.0 | 34.2 | 20.8 | 17.6 | 13.5 |
| Average daytime temperature (°C) | -1.7 | 4.3 | 12.0 | 14.0 | 21.0 | 27.9 | 29.2 | 28.1 | 24.5 | 16.6 | 6.9 | 1.3 |
| Average temperature (°C) | -6.6 | -1.1 | 5.7 | 7.9 | 15.2 | 21.9 | 23.1 | 22.2 | 18.2 | 10.6 | 1.9 | -3.5 |
| Average night temperature (°C) | -11.8 | -6.4 | -0.3 | 2.1 | 9.6 | 15.9 | 17.3 | 16.5 | 12.4 | 5.2 | -3.1 | -8.2 |
| Absolute minimum temperature (°C) | -18.8 | -10.4 | -4.5 | -5.6 | 4.1 | 8.7 | 11.4 | 12.9 | 6.1 | -0.1 | -7.1 | -17.8 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 8.4 | 8.1 | 10.0 | 8.3 | 8.1 | 9.6 | 10.5 | 8.8 | 9.6 | 8.4 | 8.6 | 7.8 |
| Precipitation (mm) | 3 | 8 | 1 | 21 | 16 | 20 | 58 | 15 | 11 | 29 | 6 | 5 |
| Sunny days | 25 | 18 | 29 | 15 | 21 | 18 | 21 | 20 | 21 | 22 | 27 | 26 |
| Rainy days | 0 | 1 | 1 | 7 | 10 | 12 | 10 | 11 | 9 | 9 | 1 | 2 |
| Snow days | 6 | 9 | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The largest precipitation sum in Heichengzi is at