Aulnay-sous-Bois Weather in September

September in Aulnay-sous-Bois brings high temperatures, with highs of 22°C (72°F) and nights dropping to 11°C (52°F). It's also the driest month of the year, ideal for those who want to avoid rain.

Rainfall in Aulnay-sous-Bois in September

This is the driest month, making it a great choice for planning outdoor excursions. Rain is expected on roughly 12 days, totalling around 52 mm (2 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Aulnay-sous-Bois in September

Aulnay-sous-Bois in September is worth a visit. The temperature is perfect, with 22°C (72°F) during the day and 11°C (52°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Aulnay-sous-Bois in September

The area experiences a moderate amount of sunshine, with approximately 172 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Aulnay-sous-Bois in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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

Aulnay-sous-Bois Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 40%  

Precipitation 52 mm (2 in)  

Rainy days 12 days  

Humidity 77% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 172 hours *  

Percentage Sunshine 44% *  

* Data from: Paris, France (5 KM, 3 Miles).

What to Wear in Aulnay-sous-Bois 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 Aulnay-sous-Bois 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 Aulnay-sous-Bois's climate page.

More climate data for Aulnay-sous-Bois

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Aulnay-sous-Bois climate overview or explore weather in France.