Washington weather in August 2024

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Washington in August. Check more long-term weather averages for Washington in August before you book your next holiday to D.C. in 2024/2025.

  • 30°C maximum daytime temperature in August in Washington30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in Washington9
    9 days with some rainfall
  • 20°C minimum night-time temperature in August in Washington20
    20°C min night temperature
  • 14 hours of daylight per day in August in Washington14
    14 hours of daylight per day
  • High heat & humidity in August in WashingtonH
    High heat & humidity
  • 103 mm monthly rainfall in August in Washington103
    103 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Washington8
    8 (Very High) UV index

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The August weather guide for D.C., represented by Washington, (Washington) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How hot is it in Washington in August?

Daytime temperatures usually reach 30°C in Washington in August with high heat and humidity, falling to 20°C at night.

How sunny is it in Washington in August?

There are normally 8 hours of bright sunshine each day in Washington in August - that's 62% of daylight hours.

Does it rain in Washington in August?

There are usually 9 days with some rain in Washington in August and the average monthly rainfall is 103mm.

What is the chance of a hurricane in Washington in August?

On average less than 1 day in August in Washington is likely to be affected by the passage of one or more tropical storms.

Washington August sunrise & sunset times

Browse the sunrise and sunset times for Washington in August 2024. Select a month to view Washington sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Thursday, 1st August 2024 06:10 20:19
Friday, 16th August 2024 06:23 20:01
Saturday, 31st August 2024 06:37 19:39

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