Average annual temperature is 10.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -25.9 °C
Number of sunny days: 231 days
Number of rainy days: 120 days
Number of snow days: 14 days
Look at detailed online map of Heishantun
* Weather data for Heishantun 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) | 7.1 | 11.0 | 22.4 | 24.7 | 31.6 | 35.0 | 33.3 | 32.1 | 31.1 | 25.0 | 23.7 | 13.6 |
| Average daytime temperature (°C) | -2.6 | 2.6 | 11.9 | 16.8 | 24.9 | 29.3 | 29.5 | 28.0 | 26.0 | 18.6 | 4.1 | -4.3 |
| Average temperature (°C) | -7.3 | -2.5 | 5.0 | 10.8 | 18.6 | 23.2 | 25.3 | 24.0 | 20.2 | 12.9 | -0.5 | -8.7 |
| Average night temperature (°C) | -12.1 | -6.7 | -0.8 | 5.1 | 12.9 | 17.8 | 21.6 | 20.3 | 15.1 | 8.1 | -4.6 | -13.6 |
| Absolute minimum temperature (°C) | -21.6 | -10.6 | -7.1 | -1.5 | 7.6 | 12.8 | 18.4 | 15.1 | 8.9 | 1.4 | -10.9 | -25.9 |
| 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 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| 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) | 7.0 | 7.9 | 10.0 | 8.4 | 9.8 | 10.9 | 9.3 | 9.6 | 9.3 | 8.2 | 6.8 | 6.4 |
| Precipitation (mm) | 5 | 4 | 10 | 50 | 53 | 112 | 186 | 117 | 39 | 47 | 70 | 16 |
| Sunny days | 26 | 25 | 25 | 18 | 21 | 16 | 10 | 11 | 17 | 20 | 17 | 25 |
| Rainy days | 3 | 0 | 6 | 12 | 10 | 14 | 21 | 20 | 13 | 11 | 8 | 2 |
| Snow days | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4 |
The best time to visit Heishantun during the most sunny months:
The largest precipitation sum in Heishantun is at