Tucson weather in May 2025

Expect 90°F daytime maximum temperatures in the shade with on average 13 hours of sunshine per day in Tucson in May. Check more long-term weather averages for Tucson in May before you book your next holiday to Arizona in 2025/2026.

  • 90°F maximum daytime temperature in May in Tucson90
    90°F max day temperature
  • 13 hours of sunshine per day
  • 2 days with some rainfall in May in Tucson2
    2 days with some rainfall
  • 59°F minimum night-time temperature in May in Tucson59
    59°F min night temperature
  • 14 hours of daylight per day in May in Tucson14
    14 hours of daylight per day
  • Moderate heat & humidity in May in TucsonM
    Moderate heat & humidity
  • 0.2 inches monthly rainfall in May in Tucson0.2
    0.2 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Tucson11
    11 (Extreme) UV index

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The May weather guide for Arizona (Tucson) 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.

Metric (°C)  |  Imperial (°F)

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More about Arizona

How hot is it in Tucson in May?

Daytime temperatures usually reach 90°F in Tucson in May with moderate heat and humidity, falling to 59°F at night.

How sunny is it in Tucson in May?

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

Does it ever rain in Tucson in May?

There are usually 2 days with some rain in Tucson in May and the average monthly rainfall is 0.2 inches.

Tucson May sunrise & sunset times

Browse the sunrise and sunset times for Tucson in May 2025. Select a month to view Tucson sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:37 19:05
Friday, 16th May 2025 05:25 19:15
Saturday, 31st May 2025 05:18 19:25

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