FranceThe weather in September in Île-de-France
It's warm in September in Île-de-France with an average temperature of 23°C. Temperatures this month range from a low of 19°C to a high of 27°C. At night, you can expect temperatures between 8°C and 13°C.
Looking for great weather? September is a good time to be in Île-de-France. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Île-de-France, France. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 36°C in 2023, Île-de-France reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 8°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 20°C.
Rainfall amount
In September, there is an average of 62 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in September for Île-de-France
Click on any day in September to get detailed info about the usual weather on that day in Île-de-France. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Île-de-France | New York | |
|---|---|---|
| Average temperature | 23°C | 27°C |
| Max. temperature | 27°C | 31°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 62 mm | 57 mm |
| Rainy days | 9 days | 9 days |
Start of September
The month of September starts in Île-de-France with warm temps, averaging around 25°C during the day and nights around 11°C.
Mid September
By mid-September, daytime temps stay steady at around 25°C, with nights around 12°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Île-de-France is around 21°C, while nighttime temps are about 9°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Île-de-France for all months and discover the best travel time
Curious about the weather in other parts of France? Check out the climate and weather for spots like Paris, Côte d'Azur, Bretagne, or explore other destinations in France.
Temperature charts
These charts show the average temperatures in September in Île-de-France, France. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Île-de-France
Temperature in September in Île-de-France over the years
Precipitation charts
These charts show the average amount of precipitation in September in Île-de-France, France. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Île-de-France
Total precipitation in September in Île-de-France over the years
Daily UV index in September in Île-de-France
This chart shows the average daily UV index in September in Île-de-France, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Île-de-France
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Average weather in Île-de-France by month
Click on a month below to see detailed weather info for Île-de-France. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.