Average annual temperature is 10.2 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -22.3 °C
Number of sunny days: 257 days
Number of rainy days: 94 days
Number of snow days: 14 days
Look at detailed online map of Heishan
* Weather data for Heishan 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) | 6.5 | 10.7 | 20.7 | 30.0 | 30.1 | 33.7 | 35.1 | 33.4 | 30.7 | 21.8 | 21.4 | 12.6 |
| Average daytime temperature (°C) | -0.2 | 5.5 | 13.3 | 16.3 | 23.4 | 29.4 | 30.1 | 29.0 | 25.1 | 18.4 | 6.3 | -0.7 |
| Average temperature (°C) | -6.2 | -0.5 | 5.8 | 9.8 | 16.9 | 22.7 | 24.3 | 23.2 | 19.0 | 11.9 | 0.7 | -6.3 |
| Average night temperature (°C) | -11.8 | -5.4 | -0.7 | 4.0 | 11.3 | 16.0 | 19.1 | 18.2 | 14.0 | 6.3 | -3.7 | -11.1 |
| Absolute minimum temperature (°C) | -22.3 | -9.4 | -7.5 | -3.0 | 4.8 | 9.5 | 12.9 | 12.7 | 5.8 | 0.4 | -9.8 | -22.2 |
| 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 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 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) | 7.9 | 8.1 | 9.3 | 6.9 | 7.9 | 11.0 | 9.4 | 10.0 | 8.7 | 8.3 | 7.7 | 7.2 |
| Precipitation (mm) | 5 | 14 | 25 | 74 | 45 | 24 | 72 | 49 | 40 | 23 | 4 | 15 |
| Sunny days | 28 | 20 | 28 | 13 | 12 | 25 | 18 | 16 | 21 | 25 | 25 | 26 |
| Rainy days | 2 | 1 | 3 | 15 | 19 | 5 | 13 | 15 | 9 | 6 | 3 | 3 |
| Snow days | 1 | 7 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Heishan during the most sunny months:
The largest precipitation sum in Heishan is at