Average annual temperature is 9.1 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -22.7 °C
Number of sunny days: 246 days
Number of rainy days: 102 days
Number of snow days: 17 days
Look at detailed online map of Tongnaidonggou
* Weather data for Tongnaidonggou 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) | 4.2 | 10.4 | 21.9 | 24.0 | 28.0 | 34.2 | 34.9 | 33.8 | 29.7 | 24.4 | 22.5 | 7.4 |
| Average daytime temperature (°C) | -3.8 | 1.8 | 10.3 | 16.1 | 23.6 | 28.8 | 29.2 | 27.9 | 24.8 | 17.8 | 1.8 | -5.0 |
| Average temperature (°C) | -8.6 | -3.6 | 3.5 | 9.8 | 17.3 | 22.6 | 24.4 | 23.3 | 19.1 | 12.0 | -2.7 | -9.3 |
| Average night temperature (°C) | -13.2 | -7.9 | -1.9 | 4.4 | 11.5 | 16.8 | 20.4 | 19.2 | 14.2 | 7.1 | -6.5 | -12.9 |
| Absolute minimum temperature (°C) | -22.7 | -12.2 | -6.9 | -1.7 | 5.5 | 11.8 | 16.9 | 14.1 | 8.5 | 2.0 | -12.9 | -20.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 8.8 | 10.0 | 9.3 | 10.4 | 10.9 | 8.9 | 10.0 | 10.0 | 9.0 | 7.1 | 6.8 |
| Precipitation (mm) | 3 | 3 | 1 | 39 | 66 | 39 | 163 | 60 | 13 | 21 | 53 | 10 |
| Sunny days | 29 | 25 | 28 | 21 | 19 | 14 | 10 | 16 | 20 | 24 | 17 | 23 |
| Rainy days | 1 | 1 | 2 | 9 | 12 | 16 | 21 | 15 | 10 | 7 | 7 | 1 |
| Snow days | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 7 |
The largest precipitation sum in Tongnaidonggou is at