What’s the Weather Like in Paris in September?

This post is an overview of the weather in Paris during September, including temperatures and rain forecasts, as well as things to do.


HOW HOT OR COLD IS PARIS DURING SEPTEMBER?

Paris in September offers comfortable to cool temperatures during the afternoon and early evening hours with cool to chilly late nights and early mornings. 

 

Average Temps in Paris in September

 

Daytime high temperatures tend to be in the low-mid 22-23C (70s F) early in the month falling into the 18-19C (mid-60s F) near the end of the month. A few days, early in the month can reach up into the lower 27-28C (80s F). 

The record high temperature for Paris during September is 32C (90F). 

Late night and early morning low temperatures will be mostly in the 13-14C (mid-50s F) early this month, falling to near 10C (about 50 F) near the end of the month. 

A few of the colder mornings, especially near the end of the month can dip down into the mid to 7-9C (upper 40s F). The record low temperature for Paris during September is 5C (41 F).

 


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HOW MUCH SUN AND RAIN?

Skies will be sunny or at least partly sunny on 15-17 days offering ample time to get out and explore the city. Some rain falls on about 12 days, however, only 7 of these will record at least 1 mm (.04 inches) of rain.

Overall, humidity levels are dry to comfortable with humid days rare.

 

September in Paris Weather Calendar

 

Daylight hours decrease through the month from about 13.5 hours on the 1st to about 11.7 hours on the 30th.

 


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WHAT SHOULD I WEAR?

Fall attire is best this month, but bring at least one item of summer wear for that warmer afternoon early in the month.

A light jacket or coat and a couple of sweaters will come in handy for the chilly nights and those cooler afternoons, especially during the second half of the month. 

 

What to Wear in Paris in September

 

Don’t forget a good pair of walking shoes and an umbrella or light raincoat for the rainy days. 

 


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WHAT TO DO IN PARIS IN SEPTEMBER

This section lists our top 10 suggestions on what to do in September in Paris.

For more detail on these free things to do, family-friendly activities, and evening entertainment and events, read our full post for Paris activities this month.

Or read our master post on things to do in Paris any time of year.

 

 

TIP: When you purchase a tourist discount pass, you can see more while saving money on the most popular attractions. Some city passes will give up to 55% discounts!

Make sure you read our entire post on things to do in Paris in September post. 

Or read our master post on things to do in Paris any time of year.

 


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Fred Pickhardt
Ocean Weather Services

 

About the author

Fred is a marine meteorologist and sailed briefly with American Export Lines in the Far East trade. He has extensive experience in weather analysis, weather forecasting, and forensic weather event reconstructions. Fred founded Ocean Weather Services and currently provides forensic marine weather reports to the maritime industry.

Christina studied art history and French literature at the Sorbonne for a year in Paris as an undergrad. Now based in Washington, DC, she visits Paris as often as possible and loves introducing family and friends to her favorite places there. She has worked as a travel writer, museum professional, English tutor, and editor, and her favorite French cheese is Pont l'Eveque.