Average annual temperature is -0.3 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -44.6 °C
Number of sunny days: 194 days
Number of rainy days: 114 days
Number of snow days: 57 days
Look at detailed online map of Heishantou
* Weather data for Heishantou 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) | -7.0 | -0.2 | 18.6 | 20.1 | 23.9 | 31.2 | 31.7 | 31.1 | 28.5 | 15.3 | 1.7 | -3.1 |
| Average daytime temperature (°C) | -18.9 | -11.3 | -0.6 | 8.4 | 17.7 | 23.5 | 24.4 | 21.9 | 17.7 | 9.2 | -10.2 | -18.5 |
| Average temperature (°C) | -24.5 | -16.9 | -6.9 | 1.6 | 11.0 | 17.3 | 19.5 | 16.8 | 11.7 | 2.9 | -14.0 | -23.4 |
| Average night temperature (°C) | -30.7 | -23.9 | -13.6 | -4.2 | 3.5 | 11.2 | 14.8 | 11.8 | 6.1 | -1.9 | -19.0 | -29.0 |
| Absolute minimum temperature (°C) | -44.6 | -32.0 | -27.4 | -8.3 | -2.2 | 5.1 | 11.3 | 7.5 | -0.6 | -9.1 | -30.3 | -41.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.7 | 15.3 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.1 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 6.7 | 7.4 | 9.0 | 10.1 | 10.7 | 10.6 | 10.0 | 9.6 | 9.6 | 8.5 | 5.7 | 5.0 |
| Precipitation (mm) | 7 | 4 | 13 | 13 | 33 | 83 | 153 | 167 | 46 | 14 | 21 | 13 |
| Sunny days | 21 | 19 | 19 | 20 | 17 | 7 | 8 | 11 | 13 | 20 | 17 | 22 |
| Rainy days | 0 | 0 | 3 | 6 | 14 | 23 | 23 | 20 | 17 | 5 | 2 | 1 |
| Snow days | 10 | 9 | 9 | 4 | 0 | 0 | 0 | 0 | 0 | 6 | 11 | 8 |
Months with the longest average daylight duration in Heishantou:
The largest precipitation sum in Heishantou is at