Saint-Jean-Trolimon weather in September (Brittany, France)

Interested in knowing the climate of Saint-Jean-Trolimon in September? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

September in Saint-Jean-Trolimon generally includes pleasant temperatures and moderate rainfall. Expect temperatures to climb to 19°C during the day, with nighttime readings dropping to 15°C.

Precipitation

Saint-Jean-Trolimon in September usually receives moderate rainfall, averaging around 64 mm for the month. Historically, approximately 15 days this month are expected to have rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 168 hours. It's a good balance between sunny and cloudy days.

In case you lean more towards enjoying temperate temperatures and rain-free days July and August typically offer the most optimal weather. In contrast, January and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Saint-Jean-Trolimon climate page with graphs.

 

Saint-Jean-Trolimon, monthly averages in September

Min Temperature 15°C  

Max Temperature 19°C  

Chance of Rain 50%  

Precipitation 64 mm  

Rainy days 15 days  

Humidity 85% *  

Sunshine 168 hours *  

Percentage Sunshine 45% *  

Data from: Brest, France (65 KM, 40 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 Saint-Jean-Trolimon, 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

Barbeque

7/10

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 Saint-Jean-Trolimon.

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.