Grand Junction weather in May 2024

Expect 75°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Grand Junction in May. Check more long-term weather averages for Grand Junction in May before you book your next holiday to Colorado in 2024/2025.

  • 75°F maximum daytime temperature in May in Grand Junction75
    75°F max day temperature
  • 11 hours of sunshine per day
  • 6 days with some rainfall in May in Grand Junction6
    6 days with some rainfall
  • 46°F minimum night-time temperature in May in Grand Junction46
    46°F min night temperature
  • 14 hours of daylight per day in May in Grand Junction14
    14 hours of daylight per day
  • No heat & humidity in May in Grand Junction0
    No heat & humidity
  • 0.9 inches monthly rainfall in May in Grand Junction0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Grand Junction9
    9 (Very High) UV index

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The May weather guide for Colorado (Grand Junction) 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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How hot is it in Grand Junction in May?

Daytime temperatures usually reach 75°F in Grand Junction in May, falling to 46°F at night.

How sunny is it in Grand Junction in May?

There are normally 11 hours of bright sunshine each day in Grand Junction in May - that's 74% of daylight hours.

Does it rain in Grand Junction in May?

There are usually 6 days with some rain in Grand Junction in May and the average monthly rainfall is 0.9 inches.

Grand Junction May sunrise & sunset times

Browse the sunrise and sunset times for Grand Junction in May 2024. Select a month to view Grand Junction sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:15 20:08
Thursday, 16th May 2024 06:00 20:22
Friday, 31st May 2024 05:50 20:34

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