South Dennis weather in September (United States of America)

Is South Dennis a good destination in September, weather-wise? Get all the weather information you need to plan your visit.

Temperatures

For September, the weather in South Dennis is generally perfect, featuring high temperatures and moderate rainfall. Experience the summer season in September. In the daytime, temperatures tend to hover near 22°C, cooling down at night to around 14°C.

Precipitation

South Dennis in September usually receives moderate rainfall, averaging around 96 mm for the month. Historically, the month has about 8 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 231 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. June, July, August and September generally stand out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

South Dennis, monthly averages in September

Min Temperature 14°C  

Max Temperature 22°C  

Chance of Rain 27%  

Precipitation 96 mm  

Rainy days 8 days  

Sunshine 231 hours *  

Percentage Sunshine *  

Data from: Nantucket, the United States of America (45 KM, 28 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America 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 South Dennis, 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.

Cycling

9/10

Walking

9/10

Barbeque

8/10

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 South Dennis.

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