Des Moines weather in May 2025

Expect 23°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Des Moines in May. Check more long-term weather averages for Des Moines in May before you book your next holiday to Iowa in 2025/2026.

  • 23°C maximum daytime temperature in May in Des Moines23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 12 days with some rainfall in May in Des Moines12
    12 days with some rainfall
  • 10°C minimum night-time temperature in May in Des Moines10
    10°C min night temperature
  • 15 hours of daylight per day in May in Des Moines15
    15 hours of daylight per day
  • No heat & humidity in May in Des Moines0
    No heat & humidity
  • 98 mm monthly rainfall in May in Des Moines98
    98 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Des Moines8
    8 (Very High) UV index

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The May weather guide for Iowa (Des Moines) 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Des Moines in May?

Daytime temperatures usually reach 23°C in Des Moines in May, falling to 10°C at night.

How sunny is it in Des Moines in May?

There are normally 9 hours of bright sunshine each day in Des Moines in May - that's 61% of daylight hours.

Does it rain in Des Moines in May?

There are usually 12 days with some rain in Des Moines in May and the average monthly rainfall is 98mm.

Des Moines May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:11 19:13
Friday, 16th May 2025 04:54 19:29
Saturday, 31st May 2025 04:43 19:42

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