Fairfax weather in August (Virginia, United States of America)

Will it be rainy or sunny in Fairfax this August? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

The weather in Fairfax during August is typically perfect, with high temperatures and moderate rainfall. August marks the summer season. During the daylight hours, temperatures often reach 29°C. After dark they usually decrease to around 19°C. These are average temperatures, but occasional heat spikes are possible. Stay comfortable by wearing light clothing and drinking water.

Precipitation

Fairfax in August usually receives moderate rainfall, averaging around 83 mm for the month. Expect around 11 days of rain based on historical data.

Average sunshine

Expect sunny days throughout the month, with an estimated 262 hours of sunshine. Making it a pleasant time to visit Fairfax.

If you're inclined towards comfortable temperatures and drier conditions, August is a prime time to visit Fairfax. August 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 Fairfax climate page with graphs.

 

Fairfax, monthly averages in August

Min Temperature 19°C  

Max Temperature 29°C  

Chance of Rain 35%  

Precipitation 83 mm  

Rainy days 11 days  

Humidity 69% *  

Windspeed 14 km/h *  

Sunshine 262 hours *  

Percentage Sunshine 62% *  

* Data from: Washington DC, the United States of America (23 KM, 14 Miles).

Where to go in the United States of America in August

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.

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 Fairfax.

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.