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

Thinking of visiting Exeter in September? Check the weather first! Check out our in-depth weather guide for this month.

Temperatures

You’ll find the weather in Exeter during September to be perfect, with high temperatures and moderate rainfall. The temperature during the day can rise to approximately 23°C. At night, it falls to around 11°C.

Precipitation

Exeter in September usually receives moderate rainfall, averaging around 89 mm for the month. You can typically expect 9 days days of rain this month, based on climate records.

Average sunshine

The days are predominantly sunny, with an estimated total of around 214 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 favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Exeter. September typically offers the most agreeable circumstances. On the other hand, January, February, March 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 Exeter climate page with graphs.

 

Exeter, monthly averages in September

Min Temperature 11°C  

Max Temperature 23°C  

Chance of Rain 30%  

Precipitation 89 mm  

Rainy days 9 days  

Humidity 76% *  

Sunshine 214 hours *  

Percentage Sunshine *  

Data from: Concord, the United States of America (54 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 Exeter, 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

9/10

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 Exeter.

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.