Greenbelt weather in September (Maryland, United States of America)

Can you expect sunny skies in Greenbelt in September? Check out our in-depth weather guide for this month.

Temperatures

In September, the weather in Greenbelt generally includes high temperatures and moderate rainfall. Expect the temperatures during the day to hover around 26°C. At night, they will likely drop to about 15°C.

Precipitation

Greenbelt in September usually receives moderate rainfall, averaging around 100 mm for the month. Typically around 9 days days of rainfall are expected.

Average sunshine

With approximately 225 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Greenbelt. April, May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Greenbelt, monthly averages in September

Min Temperature 15°C  

Max Temperature 26°C  

Chance of Rain 30%  

Precipitation 100 mm  

Rainy days 9 days  

Humidity 68% *  

Windspeed 14 km/h *  

Sunshine 225 hours *  

Percentage Sunshine 60% *  

* Data from: Washington DC, the United States of America (21 KM, 13 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?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Greenbelt.

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.