Manassas
Weather by month
Current –

Manassas Weather in July

July in Manassas brings very high temperatures around 31°C (88°F) during the day, dropping to 20°C (68°F) at night, with quite a bit of rainfall expected, averaging around 101 mm (4 in) for the month.

Rainfall in Manassas in July

This month experiences about 10 days of rain according to historical data, averaging 101 mm (4 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Manassas in July

July in Manassas brings very high temperatures, with highs of 31°C (88°F) and nights around 20°C (68°F). For most visitors, the main thing to prepare for is the heat during the day. With overnight lows of 20°C (68°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water. Especially if you find yourself outdoors for a longer period.

Sunshine in Manassas in July

Expect a lot of sunshine this month, with about 279 hours of sun. These sunny conditions add to the overall experience.

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

Manassas Temperature in July

Min Temperature
20°C (68°F)
Max Temperature
31°C (88°F)
Chance of Rain
33%
Precipitation
101 mm (4 in)
Rainy days
10 days
Humidity
67% *
Sunshine
279 hours *
Percentage Sunshine
62% *
* Data from: Washington DC, the United States of America (39 KM, 24 Miles).

Manassas Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Manassas - and find the best time to visit.

Best Places in the United States of America in July

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Manassas in July

Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. 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 July

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

Manassas 3-Day Forecast

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.