Orsay Weather in September

Thinking of visiting Orsay in September? Expect high temperatures reaching 22°C (72°F) during the day, dropping to 11°C (52°F) at night, with the driest conditions of the year.

Rainfall in Orsay in September

With the least rainfall of the year, this month offers good conditions for outdoor exploration. Take advantage of the dry weather to plan your activities. Historically, approximately 12 days this month are expected to have rain, averaging 53 mm (2.1 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Orsay in September

The temperature in Orsay in September is excellent. Daytime highs reach 22°C (72°F), with nights dropping to 11°C (52°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Orsay in September

The area enjoys a moderate level of sunlight, with around 172 hours. It's a good balance between sunny and cloudy days.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Orsay.

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 Orsay's climate page.

Orsay Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 40%  

Precipitation 53 mm (2.1 in)  

Rainy days 12 days  

Humidity 77% *  

Sunshine 172 hours *  

Percentage Sunshine 44% *  

* Data from: Paris, France (35 KM, 22 Miles).

What to Wear in Orsay in September

For Orsay in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Orsay 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 Orsay's climate page.

More climate data for Orsay

Temperature Rainfall Sunshine Humidity

See the full Orsay climate overview or explore weather in France.