Average annual temperature is 4.0 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -30.6 °C
Number of sunny days: 203 days
Number of rainy days: 122 days
Number of snow days: 40 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) | 3.7 | 6.7 | 14.2 | 23.3 | 26.4 | 30.6 | 31.0 | 28.7 | 27.1 | 18.0 | 15.4 | 4.7 |
| Average daytime temperature (°C) | -9.2 | -3.6 | 5.6 | 9.1 | 18.1 | 23.3 | 23.9 | 23.3 | 19.2 | 12.2 | -1.9 | -8.9 |
| Average temperature (°C) | -13.8 | -8.9 | -0.6 | 3.3 | 12.1 | 17.4 | 19.2 | 17.9 | 13.8 | 6.5 | -6.7 | -13.0 |
| Average night temperature (°C) | -18.7 | -14.4 | -5.8 | -2.1 | 6.8 | 11.5 | 14.7 | 13.1 | 9.1 | 1.5 | -11.2 | -17.3 |
| Absolute minimum temperature (°C) | -30.6 | -20.9 | -13.3 | -12.6 | 0.0 | 3.7 | 9.1 | 7.4 | 0.6 | -5.8 | -20.7 | -29.5 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.9 | 8.1 | 10.3 | 9.5 | 10.0 | 11.7 | 9.2 | 10.7 | 10.3 | 9.2 | 6.9 | 6.7 |
| Precipitation (mm) | 6 | 10 | 2 | 31 | 36 | 30 | 123 | 71 | 32 | 25 | 15 | 12 |
| Sunny days | 22 | 21 | 24 | 14 | 13 | 12 | 8 | 9 | 16 | 22 | 18 | 24 |
| Rainy days | 0 | 0 | 4 | 9 | 18 | 18 | 23 | 22 | 14 | 9 | 3 | 2 |
| Snow days | 9 | 7 | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 5 |
The best time to visit Heigou during the most sunny months:
The largest precipitation sum in Heigou is at