Sainte-Hélène-sur-Isère weather in September (Rhône-Alps, France)

How is the weather in Sainte-Hélène-sur-Isère in September? This guide provides all the details you need.

In September, Sainte-Hélène-sur-Isère generally has moderate temperatures and high rainfall. Anticipate daytime temperatures around 18°C, while night temperatures can drop to 7°C.

Sainte-Hélène-sur-Isère in September usually receives high rainfall, averaging around 122 mm for the month. Based on our climate data of the past 30 years, about 12 days of rain are anticipated.

The area experiences a moderate amount of sunshine, with approximately 178 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

In case you lean more towards enjoying temperate temperatures and rain-free days June, July and August typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Sainte-Hélène-sur-Isère climate page with graphs.

 

Sainte-Hélène-sur-Isère, monthly averages in September

Min Temperature 7°C  

Max Temperature 18°C  

Chance of Rain 40%  

Precipitation 122 mm  

Rainy days 12 days  

Sunshine 178 hours *  

Percentage Sunshine *  

* Data from: Chambéry, France (31 KM, 19 Miles).

Where to go in France in September

Find out more about the weather in France in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Sainte-Hélène-sur-Isère, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Sainte-Hélène-sur-Isère.

Our site offers climate and forecast data for every country in the world. Are you going to France? On this website you can find historical weather averages for many cities in France. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.