Phoenix weather in May 2021

Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.

  • 34°C maximum daytime temperature in May in Phoenix34
    34°C max day temperature
  • 13 hours of sunshine per day
  • 1 day with some rainfall in May in Phoenix1
    1 day with some rainfall
  • 16°C minimum night-time temperature in May in Phoenix16
    16°C min night temperature
  • 14 hours of daylight per day in May in Phoenix14
    14 hours of daylight per day
  • High heat & humidity in May in PhoenixH
    High heat & humidity
  • 4 mm monthly rainfall in May in Phoenix4
    4 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Phoenix10
    10 (Very High) UV index
  • Top deals & discounts
  • Phoenix weather overview
  • Phoenix climate averages by month
  • More destinations
  • Best time to go to Phoenix
  • Phoenix 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The May weather guide for Phoenix, 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.

Recommended for Arizona

  • Save up to 15% on Avis car hire for Canada
  • Offer available at participating locations in Canada
  • Avis discount code excludes Car Group X
  • Blackout periods may apply
Show discount codeShow discount code ******101

Expires at 23:59 on Wednesday 31st Mar 2021 · View all Avis offers

How hot is it in Phoenix in May?

Daytime temperatures usually reach 34°C in Phoenix in May with high heat and humidity, falling to 16°C at night.

How sunny is it in Phoenix in May?

There are normally 13 hours of bright sunshine each day in Phoenix in May - that's 93% of daylight hours.

Does it ever rain in Phoenix in May?

There is usually 1 day with some rain in Phoenix in May and the average monthly rainfall is 4mm.

Phoenix sunrise & sunset times for May 2021

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


Date Sunrise times Sunset times
Saturday, 1st May 2021 05:40 19:12
Sunday, 16th May 2021 05:27 19:23
Monday, 31st May 2021 05:20 19:33
  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines

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

Back to top

Discover more about Arizona

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.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.