Average annual temperature is 14.6 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 255 days
Number of rainy days: 104 days
Number of snow days: 6 days
Look at detailed online map of Heishuiwan
* Weather data for Heishuiwan 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) | 12.8 | 14.5 | 26.4 | 28.6 | 33.5 | 37.4 | 35.6 | 33.5 | 31.4 | 26.0 | 27.2 | 17.8 |
| Average daytime temperature (°C) | 5.4 | 8.4 | 17.6 | 20.0 | 25.4 | 31.6 | 31.4 | 30.3 | 27.1 | 22.6 | 11.9 | 4.0 |
| Average temperature (°C) | 0.2 | 3.3 | 10.9 | 14.4 | 20.5 | 25.9 | 27.1 | 26.0 | 22.6 | 17.3 | 7.0 | -0.5 |
| Average night temperature (°C) | -4.2 | -1.5 | 4.7 | 9.7 | 16.0 | 20.2 | 23.5 | 22.1 | 18.5 | 12.6 | 2.6 | -4.1 |
| Absolute minimum temperature (°C) | -13.4 | -5.1 | -1.5 | 4.2 | 11.9 | 15.4 | 19.6 | 17.6 | 13.0 | 7.8 | -5.1 | -14.6 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 7.7 | 9.4 | 7.9 | 7.5 | 9.6 | 9.6 | 10.0 | 8.2 | 8.4 | 7.0 | 6.4 |
| Precipitation (mm) | 3 | 7 | 13 | 62 | 30 | 40 | 187 | 109 | 60 | 1 | 22 | 22 |
| Sunny days | 28 | 23 | 29 | 19 | 17 | 19 | 11 | 15 | 16 | 29 | 24 | 25 |
| Rainy days | 2 | 2 | 2 | 11 | 14 | 11 | 20 | 16 | 14 | 2 | 6 | 4 |
| Snow days | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Heishuiwan is at