Grande-Synthe weather in September (Nord-Pas-de-Calais, France)

What kind of temperatures can you expect in Grande-Synthe during September? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

Experience perfect weather in Grande-Synthe in September, characterized by pleasant temperatures and moderate rainfall. September ushers in the summer season. Expect temperatures to climb to 20°C during the day, with nighttime readings dropping to 13°C.

Precipitation

Grande-Synthe in September usually receives moderate rainfall, averaging around 64 mm for the month. Analyzing past climate data, one can expect approximately 15 days of rain.

Average sunshine

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

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Grande-Synthe. June, July, August and September typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Grande-Synthe, monthly averages in September

Min Temperature 13°C  

Max Temperature 20°C  

Chance of Rain 51%  

Precipitation 64 mm  

Rainy days 15 days  

Humidity 86% *  

Sunshine 160 hours *  

Percentage Sunshine *  

Data from: Ostend, Belgium (44 KM, 27 Miles).

Where to go in France in September

Find out more about the weather in France and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Grande-Synthe, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Grande-Synthe.

Our site offers climate and forecast data for every country in the world. Are you going to France? On this website you can find historical weather averages for many cities in France. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.