Average annual temperature is 4.2 °C
Absolute maximum temperature: 22.5 °C
Absolute minimum temperature: -18.9 °C
Number of sunny days: 122 days
Number of rainy days: 178 days
Number of snow days: 65 days
Look at detailed online map of Heigou
* Weather data for Heigou 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) | 11.2 | 12.6 | 12.5 | 20.9 | 19.8 | 20.1 | 22.5 | 22.4 | 21.0 | 13.6 | 15.2 | 12.1 |
| Average daytime temperature (°C) | -0.3 | 2.7 | 5.5 | 8.8 | 11.7 | 16.0 | 18.8 | 18.4 | 15.4 | 9.5 | 7.2 | 3.4 |
| Average temperature (°C) | -6.3 | -3.6 | -0.7 | 2.5 | 7.0 | 11.1 | 13.8 | 13.4 | 10.6 | 4.6 | 0.9 | -2.8 |
| Average night temperature (°C) | -12.2 | -8.7 | -7.2 | -3.3 | 2.8 | 6.3 | 8.8 | 8.9 | 6.7 | 0.4 | -4.1 | -7.7 |
| Absolute minimum temperature (°C) | -18.9 | -17.9 | -15.5 | -13.3 | -2.2 | 2.0 | 4.6 | 3.1 | 1.0 | -4.4 | -9.2 | -15.7 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.2 | 7.9 | 8.3 | 8.0 | 6.7 | 8.9 | 10.0 | 9.8 | 7.1 | 6.8 | 8.4 | 8.3 |
| Precipitation (mm) | 12 | 30 | 62 | 81 | 170 | 94 | 104 | 108 | 161 | 93 | 10 | 1 |
| Sunny days | 18 | 11 | 7 | 9 | 1 | 6 | 9 | 6 | 5 | 3 | 20 | 27 |
| Rainy days | 1 | 3 | 7 | 11 | 28 | 24 | 22 | 25 | 25 | 26 | 5 | 1 |
| Snow days | 12 | 14 | 17 | 10 | 2 | 0 | 0 | 0 | 0 | 2 | 5 | 3 |
The largest precipitation sum in Heigou is at