Dubuque weather in May 2021

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  • 21°C maximum daytime temperature in May in Dubuque21
    21°C max day temperature
  • 10 hours of sunshine per day
  • 11 days with some rainfall in May in Dubuque11
    11 days with some rainfall
  • 9°C minimum night-time temperature in May in Dubuque9
    9°C min night temperature
  • 15 hours of daylight per day in May in Dubuque15
    15 hours of daylight per day
  • No heat & humidity in May in Dubuque0
    No heat & humidity
  • 99 mm monthly rainfall in May in Dubuque99
    99 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Dubuque7
    7 (High) UV index

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The May weather guide for Dubuque, Iowa 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.

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How hot is it in Dubuque in May?

Daytime temperatures usually reach 21°C in Dubuque in May, falling to 9°C at night.

How sunny is it in Dubuque in May?

There are normally 10 hours of bright sunshine each day in Dubuque in May - that's 68% of daylight hours.

Does it rain in Dubuque in May?

There are usually 11 days with some rain in Dubuque in May and the average monthly rainfall is 99mm.

Dubuque sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Dubuque in May 2021. Select a month to view Dubuque sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st May 2021 05:57 20:03
Sunday, 16th May 2021 05:40 20:19
Monday, 31st May 2021 05:28 20:33
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in Iowa in May for 2021/2022?

Below are average maximum temperatures at popular destinations in Iowa in May. Select a destination to see more weather parameters.

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