Costebelle Weather in September

September in Costebelle averages 26°C (79°F) during the day and 18°C (64°F) at night. Quite a bit of rainfall is typical this month, with around 67 mm (2.6 in) on average. An umbrella is a good idea.

Rainfall in Costebelle in September

Looking at the last 30 years, the data shows about 6 days with rain, averaging 67 mm (2.6 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.

Temperature in Costebelle in September

September is a good time to be in Costebelle. Days are perfect, reaching 26°C (79°F), with nights around 18°C (64°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 18°C (64°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 Costebelle in September

The days are predominantly sunny, with an estimated total of around 263 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Average water temperature in September

At 21°C (70°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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

Costebelle Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 26°C (79°F)  

Water Temperature 21°C (70°F) *  

Chance of Rain 19%  

Precipitation 67 mm (2.6 in)  

Rainy days 6 days  

Humidity 56% *  

Sunshine 263 hours *  

Percentage Sunshine 70% *  

* Data from: Toulon, France (16 KM, 10 Miles).

What to Wear in Costebelle in September

Warm but pleasant conditions in Costebelle in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 21°C (70°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Costebelle in September

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

Swimming

9/10

Cycling

8/10

Walking

8/10

Camping

8/10

Outdoor sports

8/10

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 Costebelle's climate page.

More climate data for Costebelle

Temperature Rainfall Sunshine Humidity Water Temp

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