Chassieu Weather in September

September in Chassieu averages 24°C (75°F) during the day and 13°C (55°F) at night. Quite a bit of rainfall is typical this month, with around 100 mm (3.9 in) on average. An umbrella is a good idea.

Rainfall in Chassieu in September

Looking at the last 30 years, the data shows about 10 days with rain, averaging 100 mm (3.9 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Chassieu in September

Chassieu in September gets highs of 24°C (75°F) during the day and drops to 13°C (55°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Chassieu in September

Enjoy a sunny month with about 195 hours of sunshine, the clear skies make Chassieu even more beautiful.

If you prefer dry days with pleasant temperatures, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Chassieu Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 34%  

Precipitation 100 mm (3.9 in)  

Rainy days 10 days  

Humidity 76% *  

Sunshine 195 hours *  

Percentage Sunshine 56% *  

* Data from: Lyon, France (10 KM, 6 Miles).

What to Wear in Chassieu in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Chassieu in September

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

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Chassieu

Temperature Rainfall Sunshine Humidity

See the full Chassieu climate overview or explore weather in France.