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Wisconsin weather in May 2025
Expect 19°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Wisconsin in May. Check more long-term weather averages for Wisconsin in May before you book your next holiday to Wisconsin in 2025/2026.
- 1919°C max day temperature
- 9 hours of sunshine per day
- 1111 days with some rainfall
- 88°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 7070 mm of monthly rainfall
- 77 (High) UV index
- 55°C sea temperature
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Recommended for Wisconsin
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.
Top Wisconsin destinations
Below are average maximum temperatures at popular countries, regions and places in Wisconsin in May. Select a holiday destination to see more weather parameters.
All Wisconsin destinations
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Wisconsin in May?
Daytime temperatures usually reach 19°C in Milwaukee, Wisconsin in May, falling to 8°C at night.
How sunny is it in Wisconsin in May?
There are normally 9 hours of bright sunshine each day in Milwaukee, Wisconsin in May - that's 61% of daylight hours.
Is the sea cold around Wisconsin in May?
The average sea temperature around Milwaukee, Wisconsin in May is 5°C.
Does it rain in Wisconsin in May?
There are usually 11 days with some rain in Milwaukee, Wisconsin in May and the average monthly rainfall is 70mm.
Wisconsin May sunrise & sunset times
Browse the sunrise and sunset times for Wisconsin in May 2025. Select a month to view Wisconsin sunrise and sunset times for the next 12 months. The Wisconsin sunrise and sunset times shown below are for Milwaukee.
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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