Average annual temperature is 16.2 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 230 days
Number of rainy days: 132 days
Number of snow days: 3 days
Look at detailed online map of Cailou
* Weather data for Cailou 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) | 15.9 | 17.2 | 28.4 | 31.3 | 33.6 | 36.7 | 36.3 | 35.4 | 31.9 | 27.7 | 28.6 | 22.2 |
| Average daytime temperature (°C) | 8.4 | 10.3 | 19.1 | 21.6 | 26.2 | 31.4 | 32.3 | 31.7 | 27.6 | 23.8 | 15.1 | 7.5 |
| Average temperature (°C) | 2.5 | 5.1 | 12.6 | 16.4 | 21.4 | 26.2 | 28.2 | 27.3 | 23.2 | 18.2 | 9.9 | 2.4 |
| Average night temperature (°C) | -2.8 | 0.1 | 6.8 | 11.6 | 17.2 | 21.5 | 24.7 | 23.3 | 19.4 | 13.4 | 4.9 | -2.1 |
| Absolute minimum temperature (°C) | -8.1 | -4.4 | 1.6 | 4.7 | 10.0 | 15.3 | 21.6 | 18.1 | 13.5 | 7.5 | -4.1 | -8.2 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 6.2 | 8.3 | 8.0 | 7.1 | 8.3 | 9.3 | 10.3 | 7.3 | 7.9 | 6.8 | 6.6 |
| Precipitation (mm) | 17 | 31 | 12 | 122 | 120 | 60 | 269 | 148 | 160 | 17 | 30 | 31 |
| Sunny days | 27 | 20 | 27 | 19 | 16 | 17 | 9 | 14 | 13 | 23 | 22 | 23 |
| Rainy days | 3 | 7 | 4 | 11 | 15 | 13 | 22 | 17 | 17 | 8 | 8 | 7 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Cailou during the most sunny months:
The largest precipitation sum in Cailou is at