Average annual temperature is 13.0 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -5.7 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Mennecy
* Weather data for Mennecy France is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.0 | 15.0 | 19.5 | 20.7 | 25.6 | 30.8 | 32.1 | 31.5 | 33.7 | 27.5 | 17.0 | 14.0 |
| Average daytime temperature (°C) | 8.0 | 9.6 | 12.1 | 13.9 | 19.3 | 26.6 | 25.1 | 23.8 | 25.2 | 19.1 | 11.7 | 9.5 |
| Average temperature (°C) | 5.7 | 5.4 | 8.5 | 9.7 | 14.6 | 21.0 | 20.4 | 19.6 | 19.7 | 14.5 | 8.8 | 7.3 |
| Average night temperature (°C) | 3.1 | 1.6 | 4.8 | 5.3 | 9.8 | 15.0 | 15.4 | 15.4 | 14.4 | 10.3 | 6.0 | 5.1 |
| Absolute minimum temperature (°C) | -3.5 | -5.7 | -2.4 | -1.3 | 5.9 | 10.3 | 10.7 | 10.5 | 6.6 | 4.4 | -1.1 | -3.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.2 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.4 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.6 | 5.5 | 6.2 | 7.9 | 11.2 | 12.5 | 10.8 | 9.8 | 9.3 | 6.8 | 4.6 | 2.1 |
| Precipitation (mm) | 63 | 6 | 91 | 70 | 81 | 80 | 91 | 134 | 76 | 102 | 105 | 70 |
| Sunny days | 9 | 17 | 7 | 8 | 18 | 18 | 10 | 4 | 17 | 13 | 4 | 9 |
| Rainy days | 22 | 11 | 24 | 22 | 13 | 12 | 21 | 27 | 13 | 18 | 26 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mennecy during the most sunny months:
Months with the longest average daylight duration in Mennecy:
The largest precipitation sum in Mennecy is at