Grand Canyon weather in May 2021

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  • 25°C maximum daytime temperature in May in Grand Canyon25
    25°C max day temperature
  • 12 hours of sunshine per day
  • 3 days with some rainfall in May in Grand Canyon3
    3 days with some rainfall
  • 6°C minimum night-time temperature in May in Grand Canyon6
    6°C min night temperature
  • 14 hours of daylight per day in May in Grand Canyon14
    14 hours of daylight per day
  • No heat & humidity in May in Grand Canyon0
    No heat & humidity
  • 23 mm monthly rainfall in May in Grand Canyon23
    23 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Grand Canyon10
    10 (Very High) UV index

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The May weather guide for Grand Canyon, Arizona 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 Grand Canyon in May?

Daytime temperatures usually reach 25°C in Grand Canyon in May with no heat and humidity, falling to 6°C at night.

How sunny is it in Grand Canyon in May?

There are normally 12 hours of bright sunshine each day in Grand Canyon in May - that's 84% of daylight hours.

Does it ever rain in Grand Canyon in May?

There are usually 3 days with some rain in Grand Canyon in May and the average monthly rainfall is 23mm.

Grand Canyon sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Grand Canyon in May 2021. Select a month to view Grand Canyon sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 05:36 19:16
Sunday, 16th May 2021 05:22 19:29
Monday, 31st May 2021 05:13 19:40
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in Arizona in May for 2021/2022?

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

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