Bayfield weather in May 2025

Expect 18°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Bayfield in May. Check more long-term weather averages for Bayfield in May before you book your next holiday to Wisconsin in 2025/2026.

  • 18°C maximum daytime temperature in May in Bayfield18
    18°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in May in Bayfield11
    11 days with some rainfall
  • 3°C minimum night-time temperature in May in Bayfield3
    3°C min night temperature
  • 15 hours of daylight per day in May in Bayfield15
    15 hours of daylight per day
  • No heat & humidity in May in Bayfield0
    No heat & humidity
  • 82 mm monthly rainfall in May in Bayfield82
    82 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Bayfield6
    6 (High) UV index
  • 3°C sea temperature in May in Bayfield3
    3°C sea temperature

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The May weather guide for Wisconsin (Bayfield) 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 Bayfield in May?

Daytime temperatures usually reach 18°C in Bayfield in May, falling to 3°C at night.

How sunny is it in Bayfield in May?

There are normally 9 hours of bright sunshine each day in Bayfield in May - that's 58% of daylight hours.

Is the sea cold around Bayfield in May?

The average sea temperature around Bayfield in May is 3°C.

Does it rain in Bayfield in May?

There are usually 11 days with some rain in Bayfield in May and the average monthly rainfall is 82mm.

Bayfield May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:48 19:14
Friday, 16th May 2025 04:27 19:33
Saturday, 31st May 2025 04:13 19:49

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