USA weather in May 2021

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Below are average maximum temperatures at popular destinations in the USA in May. Select a destination to see more weather parameters.

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The May 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 May?

Daytime temperatures usually reach 24°C in Washington, USA in May, falling to 12°C at night.

How sunny is it in the USA in May?

There are normally 8 hours of bright sunshine each day in Washington, USA in May - that's 59% of daylight hours.

Does it rain in the USA in May?

There are usually 11 days with some rain in Washington, USA in May and the average monthly rainfall is 96mm.

USA sunrise & sunset times for May 2021

Browse the sunrise & sunset times for USA in May 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.

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