Oyonnax Weather in September

Oyonnax in September sees pleasant daytime temperatures of 21°C (70°F) and nighttime lows of 11°C (52°F). Rainfall is fairly high this month at around 130 mm (5.1 in), so pack a rain jacket to stay dry.

Rainfall in Oyonnax in September

Climate statistics over the past 30 years suggest around 12 days of rain, with 130 mm (5.1 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Oyonnax in September

Daytime highs in Oyonnax in September reach 21°C (70°F), with nights around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Oyonnax in September

With about 183 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Oyonnax.

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

Oyonnax Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 41%  

Precipitation 130 mm (5.1 in)  

Rainy days 12 days  

Humidity 74% *  

Sunshine 183 hours *  

Percentage Sunshine 55% *  

* Data from: Geneva, Switzerland (38 KM, 23 Miles).

What to Wear in Oyonnax 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Oyonnax in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

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 Oyonnax's climate page.

More climate data for Oyonnax

Temperature Rainfall Sunshine Humidity

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