Las Vegas weather in May 2026

Expect daytime maximum temperatures of 88°F in Las Vegas, Nevada in May based on long-term weather averages. There are 13 hours of sunshine per day on average.

  • 88°F maximum daytime temperature in May in Las Vegas88
    88°F max day temperature
  • 13 hours of sunshine per day
  • 2 days with some rainfall in May in Las Vegas2
    2 days with some rainfall
  • 61°F minimum night-time temperature in May in Las Vegas61
    61°F min night temperature
  • 14 hours of daylight per day in May in Las Vegas14
    14 hours of daylight per day
  • Moderate heat & humidity in May in Las VegasM
    Moderate heat & humidity
  • 0.2 inches monthly rainfall in May in Las Vegas0.2
    0.2 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Las Vegas9
    9 (Very High) UV index

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The May weather guide for Nevada (Las Vegas) 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 Las Vegas

How hot is it in Las Vegas in May?

Daytime temperatures usually reach 88°F in Las Vegas in May with moderate heat and humidity, falling to 61°F at night.

How sunny is it in Las Vegas in May?

There are normally 13 hours of bright sunshine each day in Las Vegas in May - that's 89% of daylight hours.

Does it ever rain in Las Vegas in May?

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

Las Vegas May sunrise & sunset times

Browse the sunrise and sunset times for Las Vegas in May 2026. Select a month to view Las Vegas sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 04:48 18:28
Saturday, 16th May 2026 04:34 18:41
Sunday, 31st May 2026 04:25 18:52

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