Dover weather in September (New Hampshire, United States of America)

Wondering what the weather is like in Dover during September? Check out our in-depth weather guide for this month.

Temperatures

Expect perfect weather in Dover during September, which means high temperatures and moderate rainfall. Throughout the day, temperatures can rise to about 23°C. At night, they generally drop to 10°C.

Precipitation

Dover in September usually receives moderate rainfall, averaging around 91 mm for the month. You can typically expect 10 days days of rain this month, based on climate records.

Average sunshine

With around 214 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Dover. September typically offers the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

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

 

Dover, monthly averages in September

Min Temperature 10°C  

Max Temperature 23°C  

Chance of Rain 32%  

Precipitation 91 mm  

Rainy days 10 days  

Humidity 76% *  

Sunshine 214 hours *  

Percentage Sunshine *  

Data from: Concord, the United States of America (53 KM, 33 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 Dover, 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 Dover.

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.