Chantilly Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Chantilly.
Climate overview of Chantilly
The climate in Chantilly, Picardy, France, is marked by large temperature swings across the seasons, ranging from 25°C (77°F) in July to 8°C (46°F) in January.
With around 752 mm (30 in) of annual rain/snowfall, the city has moderate precipitation levels. December is the wettest month and September the driest. It also has warm summers and cold winters. The sunniest month is July, with 7.5 hours of sunshine per day on average.
Chantilly Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chantilly - and find the best time to visit.
Monthly Temperature in Chantilly
In Chantilly, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in July to a chilly 8°C (46°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Chantilly
On average, Chantilly receives a reasonable amount of rain/snowfall, with an annual precipitation of 752 mm (30 in). Precipitation levels in Chantilly remain relatively steady throughout the year. December has the most rain, with 78 mm (3.1 in) over 16 days. In the driest month September, this drops slightly to 51 mm (2 in), making the city's climate fairly predictable. For more details, please visit our Chantilly Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Chantilly
For those who appreciate different seasons, Chantilly serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.5 hours of sunshine daily, and embrace the darker days in December, offering only 1.9 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Chantilly by Month
The relative humidity is high throughout the year in Chantilly.
The city experiences its highest humidity in November, reaching 84%. In April, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Chantilly
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: July and August
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Chantilly
What is the best time to visit Chantilly?
May, June, July, August and September typically offer the most optimal weather in Chantilly. In contrast, January, February and December tend to have less optimal conditions. Chantilly has warm summers and cold winters.
What temperatures can I expect in Chantilly?
Daytime highs range from 8°C (46°F) in January to 25°C (77°F) in July. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Chantilly get?
Annual rainfall is around 752 mm (30 in). December is the wettest month with 78 mm (3.1 in), while September is the driest with 51 mm (2 in).
How sunny is Chantilly?
Chantilly receives around 1,725 hours of sunshine per year. July is the sunniest month with 224 hours, while December is the cloudiest with just 58 hours.
Chantilly 3-Day Forecast
Chantilly 3-Day Forecast
Chantilly on the map
Chantilly is highlighted - select any city to see its climate.
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