Blainville-sur-Mer Weather in September

September is one of the excellent months to visit Blainville-sur-Mer, with daytime temperatures of 20°C (68°F) and lows of 15°C (59°F) at night. Do note that quite a bit of rainfall is typical, averaging around 90 mm (3.5 in).

Rainfall in Blainville-sur-Mer in September

This month experiences about 13 days of rain according to historical data, averaging 90 mm (3.5 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Blainville-sur-Mer in September

Blainville-sur-Mer in September has excellent weather. Days reach 20°C (68°F) and nights cool to 15°C (59°F). During September, you'll experience the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 15°C (59°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 Blainville-sur-Mer in September

The month brings about 169 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Blainville-sur-Mer.

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 Blainville-sur-Mer's climate page.

Blainville-sur-Mer Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 43%  

Precipitation 90 mm (3.5 in)  

Rainy days 13 days  

Humidity 82% *  

Sunshine 169 hours *  

Percentage Sunshine *  

* Data from: Saint Malo, France (56 KM, 35 Miles).

What to Wear in Blainville-sur-Mer 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Blainville-sur-Mer 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

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 Blainville-sur-Mer's climate page.

More climate data for Blainville-sur-Mer

Temperature Rainfall Sunshine Humidity

See the full Blainville-sur-Mer climate overview or explore weather in France.