The weather in Chantilly in July is hot. The average temperatures are between 20°C and 32°C.
You can expect about 3 to 8 days of rain in Chantilly during the month of July. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Chantilly in July 2025.
If you’re planning to visit Chantilly in the near future, we highly recommend that you review the 14 day weather forecast for Chantilly before you arrive.
Temperatures
32° / 20°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
139
mm
Sun Hours
11.2
Hrs
