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Paris in September: Weather, Average temperature and Climate

Take a look at past year’s weather for Paris in September and see if it is worth visiting.
Check flight prices to Paris on Avionero:

Weather in Paris in September 2024

Good Weather
$392 - $746
Weather for Paris in September is typically good with an average maximum temperature of +70°F during the day, and approximately 11 sunny days monthly. Typically, there are about 6 rainy days with the total average precipitation that falls in September around 51 mm. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

Avg. max. temperature
51 mm
Total precipitation
Avg. humidity
3 m/s
Avg. wind
11 ☀️
Sunny Days
13 ⛅️
6 🌦
Our opinion: Paris has good weather in September.

Average temperature in Paris in September

Here are the expected maximum, average and minimum temperatures in Paris for September based on the historical data.
Last Year
Historical Data

Going from a maximum of +86°F during the day to a minimum of +45°F during the night, the temperature in September averages around +70°F.

The average maximum temperature goes down 43% by the end of the month, compared with the beginning of the month, from +82°F to +64°F.

Is Paris warm or cold in September?

Paris is typically mild in September.

Maximum temperatures go down compared to the previous month from +77°F to +70°F. The minimum temperature also goes down from +59°F to +54°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how September is compared to other months in Paris:

Travel to Paris

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Flights per week
Min. Price
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Climate in Paris in September

Paris weather looks like this, on average, in September and the surrounding months.
Avg. temperature
Min. temperature
Max. temperature
55 mm51 mm64 mm
3 m/s3 m/s3 m/s
Air pressure
1015 HPa1016 HPa1014 HPa
Sunny days
Cloudy days
Rainy days
Snowy days

September weather is still as good as in August. It’s getting colder in September. From +77°F in the day, the average maximum temperature lowers to +70°F. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 55 mm to 51 mm. Humidity rises from 67% to 72%. The average wind speed doesn’t change much during September, staying around 3 m/s. The days becoming less sunny, going from 14 sunny days in August to 11 in September.

Next month (October) brings a further decline in the weather.


Wind speed in Paris in September based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Paris is gradually increasing during September, going from 3 m/s to 3 m/s over the course of the month.


Amount of rainfall in mm during September in Paris based on historical data.
Last Year
Historical Data
Typically, there is a 57% chance of rain on an average day in September, with total rainfall of approximately 107 mm. The maximum amount of rainfall per day is around 16 mm, which is considered light rain. September is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Paris wettest month is May, where a typical day has a 29% chance of precipitation and 73 mm of rainfall per day. February, on the other hand, is the driest month with a mere 21% chance of precipitation and 47 mm of rainfall per day.

How was the weather last September in Paris?

This is the weather in Paris in September 2023:
1 September
2 September
3 September
4 September
5 September
6 September
7 September
8 September
9 September
10 September
11 September
12 September
13 September
14 September
15 September
16 September
17 September
18 September
19 September
20 September
21 September
22 September
23 September
24 September
25 September
26 September
27 September
28 September
29 September
30 September
In September 2023 Paris had 21 sunny days, 3 cloudy days, and 6 rainy days. The average maximum temperature was +70°F, with an absolute maximum of +86°F and a minimum of +57°F. The average humidity was 74%, with a maximum of 99% and a minimum of 35%. The average wind speed was 3 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how Paris climate has changed over the last 43 years.

The climate in Paris in September has not changed that much over the last 43 years.

The average temperature was the lowest in 2001 (+66°F) and the highest in 2020 (+77°F). The driest year was 1997 with only 12 mm of rainfall, and the wettest year was 2021 with 153 mm.


Frequently asked questions about the weather in Paris in September:

Is September a good time to visit Paris?

September is a really good time to go to Paris. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Paris.

Can you sunbathe in Paris in September?

September has mild temperatures in Paris. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Paris rainy in September?

Paris is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Paris in September?

The amount of sunny days in Paris during September varies; prepare for a mix of clouds and sun.

How much does it cost to fly to Paris in September?

The normal prices to fly to Paris is $392 - $746. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.

Other cities in France

Check out the weather for other cities in France.

Monthly weather in Paris

Source of the data

For this page, we’ve looked at the typical weather in Paris, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.