Average annual temperature is 12.9 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -18.7 °C
Number of sunny days: 248 days
Number of rainy days: 110 days
Number of snow days: 7 days
Look at detailed online map of Heilongdonggou
* Weather data for Heilongdonggou 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) | 13.9 | 14.1 | 25.2 | 25.9 | 31.8 | 32.9 | 37.5 | 32.5 | 27.8 | 26.4 | 26.1 | 22.3 |
| Average daytime temperature (°C) | 4.7 | 6.6 | 16.3 | 17.3 | 21.8 | 28.4 | 30.4 | 27.1 | 23.5 | 20.2 | 11.4 | 2.9 |
| Average temperature (°C) | 0.1 | 2.3 | 10.3 | 12.1 | 17.8 | 23.4 | 25.8 | 23.6 | 19.7 | 15.1 | 6.0 | -1.9 |
| Average night temperature (°C) | -4.7 | -1.7 | 4.6 | 7.5 | 13.8 | 18.1 | 21.3 | 20.1 | 15.8 | 10.5 | 1.5 | -6.5 |
| Absolute minimum temperature (°C) | -14.1 | -4.9 | -1.1 | 0.5 | 7.7 | 12.8 | 18.8 | 14.5 | 11.5 | 5.8 | -5.5 | -18.7 |
| 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 | 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) | 7.9 | 7.5 | 9.6 | 7.9 | 7.5 | 10.3 | 10.1 | 10.0 | 7.7 | 7.8 | 7.8 | 7.4 |
| Precipitation (mm) | 9 | 15 | 7 | 106 | 116 | 29 | 233 | 173 | 104 | 3 | 13 | 32 |
| Sunny days | 29 | 22 | 27 | 16 | 17 | 20 | 18 | 7 | 12 | 28 | 27 | 25 |
| Rainy days | 1 | 3 | 3 | 14 | 14 | 10 | 13 | 24 | 18 | 3 | 2 | 5 |
| Snow days | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The largest precipitation sum in Heilongdonggou is at