Average annual temperature is 9.5 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -23.0 °C
Number of sunny days: 271 days
Number of rainy days: 83 days
Number of snow days: 11 days
Look at detailed online map of Hongdunwan
* Weather data for Hongdunwan 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) | 7.3 | 11.8 | 20.9 | 29.9 | 29.6 | 32.0 | 34.5 | 33.1 | 28.9 | 21.9 | 20.8 | 13.3 |
| Average daytime temperature (°C) | -0.9 | 4.0 | 13.3 | 14.5 | 21.3 | 27.8 | 29.2 | 28.1 | 23.5 | 17.2 | 6.0 | -1.3 |
| Average temperature (°C) | -6.7 | -1.1 | 6.3 | 8.8 | 15.4 | 21.9 | 23.7 | 22.8 | 17.7 | 10.9 | 0.6 | -6.4 |
| Average night temperature (°C) | -12.6 | -6.6 | -1.0 | 3.3 | 10.3 | 15.7 | 18.0 | 17.6 | 12.4 | 5.1 | -5.0 | -11.5 |
| Absolute minimum temperature (°C) | -22.6 | -10.7 | -7.9 | -2.7 | 4.5 | 8.5 | 12.9 | 11.3 | 5.1 | 1.0 | -13.6 | -23.0 |
| 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 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 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) | 8.3 | 8.0 | 9.4 | 7.2 | 7.8 | 10.8 | 9.9 | 10.0 | 8.3 | 8.3 | 8.0 | 7.4 |
| Precipitation (mm) | 3 | 15 | 2 | 79 | 81 | 22 | 43 | 55 | 26 | 26 | 1 | 12 |
| Sunny days | 28 | 22 | 27 | 15 | 18 | 24 | 20 | 19 | 19 | 24 | 28 | 27 |
| Rainy days | 1 | 0 | 4 | 15 | 13 | 6 | 11 | 12 | 11 | 7 | 1 | 2 |
| Snow days | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Hongdunwan during the most sunny months:
The largest precipitation sum in Hongdunwan is at