Mount Vernon
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Mount Vernon Weather in August

August in Mount Vernon averages 30°C (86°F) during the day and 19°C (66°F) at night. Quite a bit of rainfall is typical this month, with around 92 mm (3.6 in) on average. An umbrella is a good idea.

Rainfall in Mount Vernon in August

Historically, August sees about 8 days of rain, with a monthly average of 92 mm (3.6 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Mount Vernon in August

Temperatures in Mount Vernon in August top out at 30°C (86°F) and drop to 19°C (66°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. 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.

If your ideal day consists of dry skies and pleasant temperatures, September and October typically offer the best circumstances for Mount Vernon.

Mount Vernon Temperature in August

Min Temperature
19°C (66°F)
Max Temperature
30°C (86°F)
Chance of Rain
26%
Precipitation
92 mm (3.6 in)
Rainy days
8 days

Mount Vernon Weather by Month

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

Best Places 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. See all of the United States of America in August →

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 Mount Vernon 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.

What To Do in Mount Vernon in August

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

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Mount Vernon 3-Day Forecast

More climate data for Mount Vernon

Popular in August

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

Bucket list

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