USA weather in August 2019

  • 30°C maximum daytime temperature in August in USA (Washington)30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in USA (Washington)9
    9 days with some rainfall
  • 20°C minimum night-time temperature in August in USA (Washington)20
    20°C min night temperature
  • 14 hours of daylight per day in August in USA (Washington)14
    14 hours of daylight per day
  • High heat & humidity in August in USA (Washington)H
    High heat & humidity
  • 103 mm monthly rainfall in August in USA (Washington)103
    103 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in USA (Washington)8
    8 (Very High) UV index
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The August weather guide for USA, represented by 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.

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

Guide to USA weather in August

The average maximum daytime temperature in USA in August is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a comfortable 20°C (68°F). There are usually 8 hours of bright sunshine each day, which represents 62% of the 14 hours of daylight.

Expect 103mm (4.1 inches) of rainfall across the whole of August with 9 days with some rain falling. Maximum UV levels will be very high (8 UV index) at midday when the skies are clear.

The weather in USA in August is represented by Washington.

USA sunrise & sunset times for August 2019

Browse the sunrise & sunset times for USA in August 2019. Select a month to view USA sunrise & sunset times for the next twelve months. The USA sunrise & sunset times shown below are for Washington.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2019 05:09 19:19
Friday, 16th August 2019 05:22 19:02
Saturday, 31st August 2019 05:36 18:40
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Below are average maximum temperatures at popular destinations in the USA in August. Select a destination to see more weather parameters.

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