Temperature in The Rhône-Alps in September

Daytime highs, nighttime lows and the warmest cities in the Rhône-Alps, France this September.

The Rhône-Alps, France, a region in France, experiences maximum daytime temperatures in September ranging from 13°C (55°F) in Val dʼIsère to 26°C (79°F) in Saint-Just. Nighttime temperatures generally drop to 15°C (59°F) in Saint-Just and 3°C (37°F) in Val dʼIsère.

What is the temperature of the different cities in the Rhône-Alps, France in September?

To get a sense of September's typical temperatures in the key spots of the Rhône-Alps, explore the map below. Click on a point for an in-depth look.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit the Rhône-Alps, check out our the Rhône-Alps's climate page.

See also: the Rhône-Alps weather by month.

Best Places to Visit in the Rhône-Alps in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Rhône-Alps.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in the Rhône-Alps

The Rhône-Alps temperatures in September: frequently asked questions

How hot does it get in the Rhône-Alps, France in September?

Lyon averages a daytime high of 23°C (73°F) in September, which is high for the Rhône-Alps, France.

How cold does it get at night in the Rhône-Alps, France in September?

Nighttime temperatures in Lyon typically drop to around 12°C (54°F) in September.

What is the warmest city in September in the Rhône-Alps, France?

From a thorough analysis of our records, Saint-Just clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 26°C (79°F), and evenings that remain near 15°C (59°F).

What is the coldest city in September in the Rhône-Alps, France?

Our database indicates that in September, Val dʼIsère is the city with the coolest temperatures in the Rhône-Alps, France. You can expect daytime highs of 13°C (55°F) and nighttime lows close to 3°C (37°F).

How much sun does the Rhône-Alps, France get in September?

Across the Rhône-Alps, France, sunshine in September ranges from moderately sunny in Chambéry (178 hours) to sunny in Montélimar (222 hours).

Interested in more climate information?

We have much more information about the climate in the Rhône-Alps.

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