Mers-les-Bains Weather in September

Mers-les-Bains in September sees pleasant daytime temperatures of 20°C (68°F) and nighttime lows of 13°C (55°F). Rainfall is fairly high this month at around 74 mm (2.9 in), so pack a rain jacket to stay dry.

Rainfall in Mers-les-Bains in September

Expect around 13 days of rain based on historical data, with 74 mm (2.9 in) average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Mers-les-Bains in September

Mers-les-Bains has perfect weather in September, with days reaching 20°C (68°F) and nights cooling to 13°C (55°F). The summer season is characteristic of September. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Mers-les-Bains in September

With about 160 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Mers-les-Bains.

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

Mers-les-Bains Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 43%  

Precipitation 74 mm (2.9 in)  

Rainy days 13 days  

Humidity 85% *  

Sunshine 160 hours *  

Percentage Sunshine *  

* Data from: Abbeville, France (32 KM, 20 Miles).

What to Wear in Mers-les-Bains 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. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Mers-les-Bains 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 Mers-les-Bains's climate page.

More climate data for Mers-les-Bains

Temperature Rainfall Sunshine Humidity

See the full Mers-les-Bains climate overview or explore weather in France.