Manassas weather in September (Virginia, United States of America)

Will it be warm or cold in Manassas this September? Get all the weather information you need to plan your visit.

Temperatures

Typically, September in Manassas includes high temperatures and high rainfall. During the day, temperatures can climb to about 27°C. At night, they may fall to a cooler 15°C.

Precipitation

Manassas in September usually receives high rainfall, averaging around 116 mm for the month. Analyzing past climate data, one can expect approximately 9 days of rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 225 hours of sunshine. Making it a pleasant time to visit Manassas.

If you prefer dry days with pleasant temperatures, April typically offers 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 Manassas climate page with graphs.

 

Manassas, monthly averages in September

Min Temperature 15°C  

Max Temperature 27°C  

Chance of Rain 30%  

Precipitation 116 mm  

Rainy days 9 days  

Humidity 68% *  

Sunshine 225 hours *  

Percentage Sunshine 60% *  

* Data from: Washington DC, the United States of America (39 KM, 24 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

6/10

Outdoor sports

7/10

Interested in more climate information?

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

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.