Chilly-Mazarin Weather in September

September in Chilly-Mazarin sees daytime temperatures around 22°C (72°F) and lows of 11°C (52°F) at night. As the driest month of the year, combined with perfect weather, it's a great time to visit.

Rainfall in Chilly-Mazarin in September

Conditions tend to be dry and settled, making it a good month for outdoor plans. The climate data from previous years indicates about 12 days of rain, averaging 54 mm (2.1 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Chilly-Mazarin in September

September tends to be one of the perfect months in Chilly-Mazarin, with 22°C (72°F) in the afternoon and 11°C (52°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Chilly-Mazarin in September

The month brings about 172 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Chilly-Mazarin.

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For a detailed overview over the year and the best time to visit France, check out our Chilly-Mazarin's climate page.

Chilly-Mazarin Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 40%  

Precipitation 54 mm (2.1 in)  

Rainy days 12 days  

Humidity 77% *  

Sunshine 172 hours *  

Percentage Sunshine 44% *  

* Data from: Paris, France (30 KM, 19 Miles).

What to Wear in Chilly-Mazarin in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Chilly-Mazarin in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Chilly-Mazarin's climate page.

More climate data for Chilly-Mazarin

Temperature Rainfall Sunshine Humidity

See the full Chilly-Mazarin climate overview or explore weather in France.