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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 excellent 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.
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).
Mers-les-Bains Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mers-les-Bains - 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 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.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Mers-les-Bains 3-Day Forecast
More climate data for Mers-les-Bains
Temperature Rainfall Sunshine Humidity
See the full Mers-les-Bains climate overview or explore weather in France.
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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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