Merton weather in September (Devon, United Kingdom)

What weather conditions can you expect in Merton this September? Want to know if it's a good time to visit? This page has all the weather details for the month.

Temperatures

In September, Merton tends to experience pleasant temperatures and moderate rainfall. September ushers in the summer season. Anticipate daytime temperatures around 18°C, while night temperatures can drop to 11°C.

Precipitation

Merton in September usually receives moderate rainfall, averaging around 73 mm for the month. Rain is expected on roughly 16 days.

Average sunshine

The month brings about 150 hours of sunlight, offering a comfortable mix of sun and shade.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Merton, monthly averages in September

Min Temperature 11°C  

Max Temperature 18°C  

Chance of Rain 53%  

Precipitation 73 mm  

Rainy days 16 days  

Sunshine 150 hours *  

Percentage Sunshine *  

Data from: Exeter, the United Kingdom (43 KM, 27 Miles).

Where to go in the United Kingdom in September

Find out more about the weather in the United Kingdom 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 Merton, 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

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Merton.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. 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.