Average annual temperature is 18.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 139 days
Number of rainy days: 224 days
Number of snow days: 2 days
Look at detailed online map of Chatou
* Weather data for Chatou 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) | 24.4 | 19.1 | 25.0 | 30.0 | 33.2 | 33.1 | 37.2 | 36.1 | 35.3 | 31.8 | 28.5 | 26.2 |
| Average daytime temperature (°C) | 13.5 | 12.8 | 18.5 | 23.2 | 27.0 | 30.0 | 33.8 | 32.2 | 31.4 | 25.6 | 19.4 | 13.9 |
| Average temperature (°C) | 8.4 | 8.9 | 13.8 | 18.6 | 22.7 | 26.2 | 29.7 | 28.1 | 26.3 | 20.4 | 14.5 | 9.0 |
| Average night temperature (°C) | 3.5 | 5.6 | 9.5 | 14.2 | 18.8 | 23.0 | 26.3 | 24.3 | 22.0 | 16.0 | 10.2 | 4.4 |
| Absolute minimum temperature (°C) | -2.3 | -1.4 | 5.1 | 8.0 | 12.2 | 19.1 | 23.8 | 18.2 | 18.0 | 11.1 | 5.2 | -2.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 5.8 | 3.5 | 4.9 | 6.7 | 7.8 | 8.1 | 10.4 | 9.2 | 9.2 | 7.0 | 6.2 | 5.9 |
| Precipitation (mm) | 19 | 115 | 190 | 331 | 152 | 135 | 71 | 115 | 40 | 43 | 128 | 114 |
| Sunny days | 19 | 7 | 7 | 9 | 10 | 7 | 12 | 7 | 12 | 16 | 15 | 18 |
| Rainy days | 10 | 21 | 24 | 21 | 21 | 23 | 19 | 24 | 18 | 15 | 15 | 13 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chatou during the most sunny months:
The largest precipitation sum in Chatou is at