Milwaukee weather in May 2025

Expect 66°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Milwaukee in May. Check more long-term weather averages for Milwaukee in May before you book your next holiday to Wisconsin in 2025/2026.

  • 66°F maximum daytime temperature in May in Milwaukee66
    66°F max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in May in Milwaukee11
    11 days with some rainfall
  • 46°F minimum night-time temperature in May in Milwaukee46
    46°F min night temperature
  • 15 hours of daylight per day in May in Milwaukee15
    15 hours of daylight per day
  • No heat & humidity in May in Milwaukee0
    No heat & humidity
  • 2.8 inches monthly rainfall in May in Milwaukee2.8
    2.8 inches of monthly rainfall
  • UV (maximum) index 7 (High) in May in Milwaukee7
    7 (High) UV index
  • 41°F sea temperature in May in Milwaukee41
    41°F sea temperature

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The May weather guide for Wisconsin (Milwaukee) 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 the USA

How hot is it in Milwaukee in May?

Daytime temperatures usually reach 66°F in Milwaukee in May, falling to 46°F at night.

How sunny is it in Milwaukee in May?

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

How warm is the sea around Milwaukee in May?

The average sea temperature around Milwaukee in May is 41°F.

Does it rain in Milwaukee in May?

There are usually 11 days with some rain in Milwaukee in May and the average monthly rainfall is 2.8 inches.

Milwaukee May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:45 18:53
Friday, 16th May 2025 04:27 19:10
Saturday, 31st May 2025 04:15 19:24

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