USA weather in August 2021

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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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The August weather guide for USA 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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How hot is it in the USA in August?

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

How sunny is it in the USA in August?

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

Does it rain in the USA in August?

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

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

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

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

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USA sunrise & sunset times for August 2021

Browse the sunrise & sunset times for USA in August 2021. Select a month to view USA sunrise & sunset times for the next twelve months. The USA sunrise & sunset times shown below are for Washington.


Date Sunrise times Sunset times
Sunday, 1st August 2021 05:09 19:19
Monday, 16th August 2021 05:23 19:01
Tuesday, 31st August 2021 05:36 18:40
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