Alexandria weather in August 2025

Expect daytime maximum temperatures of 86°F in Alexandria, Virginia in August and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 4.1 inches of rainfall in the month.

  • 86°F maximum daytime temperature in August in Alexandria86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Alexandria9
    9 days with some rainfall
  • 68°F minimum night-time temperature in August in Alexandria68
    68°F min night temperature
  • 14 hours of daylight per day in August in Alexandria14
    14 hours of daylight per day
  • High heat & humidity in August in AlexandriaH
    High heat & humidity
  • 4.1 inches monthly rainfall in August in Alexandria4.1
    4.1 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Alexandria8
    8 (Very High) UV index

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The August weather guide for Virginia (Alexandria) 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)  |  Imperial (°F)

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How hot is it in Alexandria in August?

Daytime temperatures usually reach 86°F in Alexandria in August with high heat and humidity, falling to 68°F at night.

How sunny is it in Alexandria in August?

There are normally 9 hours of bright sunshine each day in Alexandria in August - that's 62% of daylight hours.

Does it rain in Alexandria in August?

There are usually 9 days with some rain in Alexandria in August and the average monthly rainfall is 4.1 inches.

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

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

Alexandria August sunrise & sunset times

Browse the sunrise and sunset times for Alexandria in August 2025. Select a month to view Alexandria sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:10 19:19
Saturday, 16th August 2025 05:23 19:01
Sunday, 31st August 2025 05:37 18:40

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