Dennis weather in September (United States of America)

What is the weather forecast for Dennis in September? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

Experience perfect weather in Dennis in September, characterized by high temperatures and moderate rainfall. September is part of the summer season. Daytime temperatures are expected to be around 22°C, cooling off to about 14°C at night.

Precipitation

Dennis in September usually receives moderate rainfall, averaging around 98 mm for the month. Climate data suggests that about 8 days will experience rainfall.

Average sunshine

There are approximately 231 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Dennis. June, July, August and September typically offer 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 Dennis climate page with graphs.

 

Dennis, monthly averages in September

Min Temperature 14°C  

Max Temperature 22°C  

Chance of Rain 27%  

Precipitation 98 mm  

Rainy days 8 days  

Sunshine 231 hours *  

Percentage Sunshine *  

Data from: Nantucket, the United States of America (50 KM, 31 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 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 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.