Brunswick weather in September (Maine, United States of America)

What kind of weather does September bring to Brunswick? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

The weather in Brunswick during September is usually perfect, offering pleasant temperatures and moderate rainfall. Anticipate daytime highs near 22°C, and cooler nights with temperatures around 10°C.

Precipitation

Brunswick in September usually receives moderate rainfall, averaging around 96 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 10 days of the month will see rainfall.

Average sunshine

There are approximately 228 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

So this is a great month to visit if you prefer dry days with pleasant temperatures. August and September typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.

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

 

Brunswick, monthly averages in September

Min Temperature 10°C  

Max Temperature 22°C  

Chance of Rain 33%  

Precipitation 96 mm  

Rainy days 10 days  

Humidity 77% *  

Sunshine 228 hours *  

Percentage Sunshine 61% *  

Data from: Portland, the United States of America (36 KM, 22 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

Map not visible? Whoops sorry! Please refresh the page.

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 Brunswick, 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 Brunswick.

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.