Detroit weather in May 2026

Expect daytime maximum temperatures of 21°C in Detroit, Michigan in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 71 mm of rainfall in the month.

  • 21°C maximum daytime temperature in May in Detroit21
    21°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in May in Detroit11
    11 days with some rainfall
  • 10°C minimum night-time temperature in May in Detroit10
    10°C min night temperature
  • 15 hours of daylight per day in May in Detroit15
    15 hours of daylight per day
  • No heat & humidity in May in Detroit0
    No heat & humidity
  • 71 mm monthly rainfall in May in Detroit71
    71 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Detroit7
    7 (High) UV index
  • 9°C sea temperature in May in Detroit9
    9°C sea temperature

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The May weather guide for Michigan (Detroit) 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 Detroit in May?

Daytime temperatures usually reach 21°C in Detroit in May, falling to 10°C at night.

How sunny is it in Detroit in May?

There are normally 8 hours of bright sunshine each day in Detroit in May - that's 57% of daylight hours.

Is the sea cold around Detroit in May?

The average sea temperature around Detroit in May is 9°C.

Does it rain in Detroit in May?

There are usually 11 days with some rain in Detroit in May and the average monthly rainfall is 71mm.

Detroit May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 05:27 19:32
Saturday, 16th May 2026 05:10 19:48
Sunday, 31st May 2026 04:59 20:02

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