Bayonne Weather in September

Bayonne in September sees high temperatures, with highs around 24°C (75°F) and overnight lows of 16°C (61°F). Rainfall is fairly high at around 95 mm (3.7 in) on average, so pack waterproofs just in case.

Rainfall in Bayonne in September

Historically, September sees about 12 days of rain, with a monthly average of 95 mm (3.7 in). 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 Bayonne in September

September is a perfect month in Bayonne, with 24°C (75°F) during the day and 16°C (61°F) at night. September marks the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 16°C (61°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 Bayonne in September

Expect a lot of sunshine this month, with about 193 hours of sun. These sunny conditions add to the overall experience.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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

Bayonne Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 41%  

Precipitation 95 mm (3.7 in)  

Rainy days 12 days  

Humidity 80% *  

Sunshine 193 hours *  

Percentage Sunshine *  

* Data from: Biarritz, France (7 KM, 4 Miles).

What to Wear in Bayonne in September

For Bayonne in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Bayonne 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 Bayonne's climate page.

More climate data for Bayonne

Temperature Rainfall Sunshine Humidity

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