Average annual temperature is 17.1 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 187 days
Number of rainy days: 176 days
Number of snow days: 2 days
Look at detailed online map of Tonglou
* Weather data for Tonglou 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) | 22.4 | 18.1 | 28.5 | 34.1 | 33.1 | 34.5 | 36.2 | 36.2 | 33.7 | 28.7 | 29.3 | 24.2 |
| Average daytime temperature (°C) | 11.0 | 10.8 | 19.6 | 23.3 | 26.8 | 29.6 | 32.4 | 32.4 | 28.3 | 24.0 | 17.6 | 9.9 |
| Average temperature (°C) | 4.6 | 6.3 | 13.6 | 17.6 | 21.8 | 25.1 | 28.4 | 28.1 | 24.1 | 18.9 | 11.5 | 4.8 |
| Average night temperature (°C) | -0.8 | 2.0 | 8.1 | 12.5 | 17.6 | 21.0 | 25.2 | 24.1 | 20.9 | 14.5 | 6.6 | 0.3 |
| Absolute minimum temperature (°C) | -6.8 | -2.4 | 2.4 | 6.8 | 10.4 | 15.9 | 20.4 | 17.7 | 16.8 | 10.4 | -2.3 | -7.3 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.1 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.3 | 5.2 | 7.5 | 7.6 | 7.1 | 7.6 | 8.2 | 10.5 | 6.0 | 7.1 | 7.5 | 6.6 |
| Precipitation (mm) | 19 | 52 | 31 | 141 | 216 | 155 | 172 | 68 | 131 | 49 | 42 | 65 |
| Sunny days | 25 | 14 | 21 | 15 | 9 | 15 | 8 | 11 | 8 | 17 | 22 | 22 |
| Rainy days | 5 | 14 | 10 | 15 | 22 | 15 | 23 | 20 | 22 | 14 | 8 | 8 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Tonglou during the most sunny months:
The largest precipitation sum in Tonglou is at