Chantilly weather

Our guide to the weather in Chantilly during July

24

Average high

5

UV Index

105mm

Monthly rainfall

74%

Humidity

We've looked at the most up-to-date weather data for Chantilly, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Chantilly weather in July.

How warm is it in Chantilly during July?

The temperature reaches around 24℃ during the daytime in July, falling away to 14℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Chantilly during July?

On average, there will be 5 rainy days during the month, amounting to 104.8mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Chantilly during July?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in July. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.

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Weather in Chantilly

Our month-by-month guide to the weather and climate in Chantilly

5.9

Chantilly weather in

January
7.4

Chantilly weather in

February
11.5

Chantilly weather in

March
15.2

Chantilly weather in

April
17.8

Chantilly weather in

May
21.4

Chantilly weather in

June
23.9

Chantilly weather in

July
24.3

Chantilly weather in

August
21.0

Chantilly weather in

September
16.2

Chantilly weather in

October
10.5

Chantilly weather in

November
7.0

Chantilly weather in

December