Kerlouan Weather in September

During September, Kerlouan experiences pleasant daytime temperatures of 18°C (64°F) and cooler nights around 14°C (57°F). Some rainfall is typical during this period.

Rainfall in Kerlouan in September

You can typically expect 15 days of rain this month, averaging around 58 mm (2.3 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Kerlouan in September

Daytime temperatures in Kerlouan reach 18°C (64°F) in September, dropping to 14°C (57°F) at night. The difference between afternoon and evening temperatures is usually noticeable. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Kerlouan in September

With about 168 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Wind Speed in Kerlouan in September

September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Average water temperature in September

At 15°C (59°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Kerlouan.

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

Kerlouan Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 18°C (64°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 50%  

Precipitation 58 mm (2.3 in)  

Rainy days 15 days  

Humidity 85% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 168 hours *  

Percentage Sunshine 45% *  

* Data from: Brest, France (22 KM, 13 Miles).

What to Wear in Kerlouan in September

For Kerlouan 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. Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Kerlouan in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

8/10

Outdoor sports

10/10

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 Kerlouan's climate page.

More climate data for Kerlouan

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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