Average annual temperature is 21.4 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 8.5 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of Chartres
* Weather data for Chartres Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.7 | 33.9 | 34.6 | 31.1 | 28.8 | 29.6 | 28.9 | 35.0 | 34.8 | 32.1 | 36.2 | 37.6 |
| Average daytime temperature (°C) | 29.2 | 29.4 | 29.0 | 25.2 | 24.4 | 23.1 | 21.4 | 23.4 | 25.8 | 23.5 | 27.5 | 29.9 |
| Average temperature (°C) | 24.3 | 24.5 | 24.3 | 21.0 | 19.8 | 18.1 | 17.3 | 18.5 | 20.9 | 20.0 | 22.8 | 25.0 |
| Average night temperature (°C) | 20.9 | 21.1 | 21.1 | 17.8 | 16.3 | 14.1 | 14.2 | 15.1 | 17.7 | 17.7 | 19.3 | 21.6 |
| Absolute minimum temperature (°C) | 17.8 | 16.7 | 18.3 | 13.3 | 11.4 | 8.5 | 8.9 | 9.8 | 12.6 | 15.1 | 11.4 | 17.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 9.8 | 8.2 | 8.8 | 7.8 | 8.2 | 7.7 | 6.6 | 7.2 | 6.6 | 3.8 | 7.3 | 9.6 |
| Precipitation (mm) | 365 | 331 | 294 | 183 | 52 | 169 | 135 | 109 | 101 | 338 | 154 | 133 |
| Sunny days | 4 | 0 | 3 | 8 | 15 | 21 | 13 | 12 | 9 | 2 | 5 | 9 |
| Rainy days | 27 | 28 | 28 | 22 | 16 | 9 | 18 | 19 | 21 | 29 | 25 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chartres during the most sunny months:
The largest precipitation sum in Chartres is at