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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 excellent 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.
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).
Bayonne Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bayonne - and find the best time to visit.
Best Places in France in September
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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.
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Swimming7/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Bayonne 3-Day Forecast
More climate data for Bayonne
Temperature Rainfall Sunshine Humidity
See the full Bayonne climate overview or explore weather in France.
Popular in September
Where to go in September - average daytime high across popular destinations.
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The 10 most charming villages in France
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