Average annual temperature is 10.2 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -24.2 °C
Number of sunny days: 241 days
Number of rainy days: 110 days
Number of snow days: 14 days
Look at detailed online map of Heishui
* Weather data for Heishui 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) | 8.5 | 8.9 | 20.9 | 28.1 | 29.5 | 32.2 | 33.6 | 31.7 | 27.8 | 20.2 | 20.9 | 12.6 |
| Average daytime temperature (°C) | 0.3 | 4.3 | 13.3 | 15.2 | 21.1 | 28.0 | 29.2 | 26.5 | 22.1 | 17.0 | 6.7 | -0.8 |
| Average temperature (°C) | -4.6 | -0.6 | 7.2 | 9.5 | 16.0 | 22.1 | 23.8 | 21.9 | 17.5 | 12.1 | 1.8 | -5.3 |
| Average night temperature (°C) | -10.2 | -4.7 | 1.0 | 4.1 | 11.3 | 16.2 | 18.9 | 17.9 | 13.5 | 7.6 | -2.7 | -9.7 |
| Absolute minimum temperature (°C) | -24.2 | -8.9 | -7.7 | -2.8 | 4.0 | 11.6 | 14.9 | 11.4 | 7.5 | 2.1 | -10.0 | -20.7 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 8.1 | 8.0 | 9.8 | 8.0 | 7.4 | 11.5 | 10.2 | 10.0 | 8.1 | 8.5 | 7.8 | 7.6 |
| Precipitation (mm) | 5 | 12 | 3 | 89 | 73 | 30 | 131 | 100 | 55 | 11 | 12 | 14 |
| Sunny days | 29 | 19 | 28 | 14 | 14 | 22 | 16 | 11 | 10 | 27 | 25 | 26 |
| Rainy days | 1 | 1 | 3 | 16 | 17 | 8 | 15 | 20 | 20 | 4 | 2 | 3 |
| Snow days | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 |
The best time to visit Heishui during the most sunny months:
The largest precipitation sum in Heishui is at