Manassas Weather in August

Manassas in August sees very high temperatures, with highs around 30°C (86°F) and overnight lows of 19°C (66°F). Rainfall is fairly high at around 81 mm (3.2 in) on average, so pack waterproofs just in case.

Rainfall in Manassas in August

This month experiences about 11 days of rain according to historical data, averaging 81 mm (3.2 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Manassas in August

Daytime highs in Manassas in August reach 30°C (86°F), with nights around 19°C (66°F). For most visitors, the main thing to prepare for is the heat during the day. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Manassas in August

The days are predominantly sunny, with an estimated total of around 262 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, April typically offers the best circumstances for Manassas.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Manassas's climate page.

Manassas Temperature in August

Min Temperature 19°C (66°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 37%  

Precipitation 81 mm (3.2 in)  

Rainy days 11 days  

Humidity 69% *  

Sunshine 262 hours *  

Percentage Sunshine 62% *  

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

What to Wear in Manassas in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Manassas in August

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Manassas's climate page.

More climate data for Manassas

Temperature Rainfall Sunshine Humidity

See the full Manassas climate overview or explore weather in the United States of America.