Average temperature in May is 13.9 °C
Average daytime temperature is 18.6 °C
Average night temperature is 9.1 °C
Absolute maximum temperature: 24.8 °C
Absolute minimum temperature: 5 °C
Number of sunny days: 18
Number of rainy days: 13
Number of snow days:
Precipitation sum: 66 mm
* Weather data for Chartres France is based on climate observations for 2023 year
| Maggio (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 15.3 | 17.3 | 18.8 | 20.9 | 18 | 19.1 | 17.7 | 17.3 | 15.9 | 16.2 | 15.3 | 14.8 | 18.7 | 17.8 | 14.5 | 14.3 | 15.6 | 16.1 | 18 | 18.7 | 20.2 | 20 | 17.3 | 19.2 | 19.4 | 21.2 | 23.2 | 24.7 | 23.2 | 21.9 | 24.8 |
| Apparent max temperature | 12.6 | 15.6 | 16.9 | 19 | 16.6 | 19.3 | 17.4 | 16.5 | 14.5 | 14 | 14.8 | 12.2 | 17.7 | 16.8 | 12.8 | 10.2 | 12.2 | 13.7 | 15.9 | 15.7 | 18.5 | 19.3 | 14.2 | 15.7 | 16.5 | 20.7 | 23.2 | 23.3 | 21.5 | 19.9 | 23 |
| Mean temperature | 11.6 | 12.4 | 13.2 | 15.7 | 14.2 | 14.8 | 14.6 | 13.6 | 13.2 | 11.7 | 11.4 | 10.9 | 13.8 | 12.8 | 11.1 | 10 | 10.9 | 11.3 | 12.7 | 14.4 | 15.7 | 15.1 | 13.9 | 12.8 | 14.8 | 15.6 | 17.6 | 18.9 | 17.8 | 16.4 | 18.4 |
| Apparent mean temperature | 5.7 | 4.8 | 3.7 | 8.1 | 10 | 8.5 | 9.9 | 6.2 | 7.3 | 5.5 | 5.4 | 5.9 | 7.8 | 4.8 | 4.3 | 1 | 2.6 | 3 | 3 | 6.6 | 9 | 8.1 | 5.7 | 3.1 | 7.2 | 7 | 9.6 | 10.6 | 9.4 | 7.4 | 8.1 |
| Minimum temperature | 8.2 | 6.8 | 7 | 10.8 | 11 | 9.5 | 10.9 | 7.9 | 10.1 | 8.9 | 7.3 | 8.3 | 9.7 | 7.7 | 8.1 | 5 | 5.4 | 6.3 | 6.4 | 9.9 | 11.4 | 10.4 | 9.7 | 6.9 | 9.9 | 9.6 | 12.1 | 12.8 | 12.7 | 11.2 | 10.8 |
| Apparent min temperature | 9.2 | 10.5 | 10.5 | 13.6 | 12.8 | 14.4 | 14.1 | 12.5 | 11.4 | 9 | 9.6 | 8.4 | 12 | 10.8 | 8.5 | 6.2 | 7.7 | 8.1 | 9.7 | 11.6 | 13.6 | 13.3 | 10.7 | 9.4 | 11.8 | 13.6 | 16 | 16.9 | 15.1 | 13 | 15.8 |
| Maggio | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 14.5 | 14.6 | 14.6 | 14.7 | 14.7 | 14.8 | 14.8 | 14.9 | 14.9 | 15 | 15 | 15.1 | 15.1 | 15.2 | 15.2 | 15.3 | 15.3 | 15.3 | 15.4 | 15.4 | 15.5 | 15.5 | 15.5 | 15.6 | 15.6 | 15.6 | 15.7 | 15.7 | 15.7 | 15.8 | 15.8 |
| Sunshine duration (h) | 12.2 | 13.3 | 13.6 | 12.9 | 9 | 7.1 | 8 | 6 | 2.7 | 7 | 12.8 | 9.5 | 13.8 | 13.7 | 0.6 | 13.6 | 13.1 | 13.9 | 12.9 | 13.3 | 12.3 | 13.2 | 10.9 | 13.1 | 14 | 14.2 | 12.4 | 14.1 | 14.2 | 14.3 | 14.3 |
| Precipitation (mm) | 4.2 | 0.1 | 0 | 0 | 4.5 | 10.1 | 13.6 | 0.2 | 18.1 | 7 | 0.4 | 2.9 | 1.5 | 0.1 | 3.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 9 | 1 | 0 | 0 | 14 | 11 | 14 | 2 | 20 | 14 | 3 | 7 | 8 | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 21.4 | 17.5 | 20.2 | 24.6 | 21.6 | 16.3 | 16.1 | 15.5 | 18.8 | 23.3 | 11.5 | 26.1 | 25.2 | 17.9 | 22.3 | 24.9 | 25.5 | 19.8 | 21.1 | 22.9 | 22.1 | 22.8 | 24 | 24.7 | 25 | 20.1 | 16 | 21 | 26.4 | 25.6 | 24 |
In May 2023, the highest daytime temperature in Chartres was 24.8°C.
While the minimum temperature at night dropped to 5°C.
The average nighttime and daytime temperatures during May in Chartres are 9.1°C and 18.6°C respectively.
The precipitation sum in May is about 66 mm.