Castets Weather in September

September in Castets brings high temperatures, with highs of 25°C (77°F) and nights dropping to 15°C (59°F). Rainfall is on the higher side this month, averaging around 74 mm (2.9 in), so keep a rain jacket handy.

Rainfall in Castets in September

Based on our climate data of the past 30 years, about 12 days of rain are anticipated, with 74 mm (2.9 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Castets in September

Weather in Castets is at its perfect in September. Highs reach 25°C (77°F), while nights settle around 15°C (59°F). Summer occurs in September. This kind of day-to-night contrast is typical for this time of year. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Castets in September

Expect sunny days throughout the month, with an estimated 193 hours of sunshine. This makes it a pleasant time to visit Castets.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Castets.

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

Castets Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 41%  

Precipitation 74 mm (2.9 in)  

Rainy days 12 days  

Humidity 80% *  

Sunshine 193 hours *  

Percentage Sunshine *  

* Data from: Biarritz, France (55 KM, 34 Miles).

What to Wear in Castets in September

Warm but pleasant conditions in Castets 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Castets in September

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Castets's climate page.

More climate data for Castets

Temperature Rainfall Sunshine Humidity

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