Chicago weather in May 2024

Expect 70°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Chicago in May. Check more long-term weather averages for Chicago in May before you book your next holiday to Illinois in 2024/2025.

70
70°F max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
48
48°F min night temperature
15
15 hours of daylight per day
0
No heat & humidity
3.3
3.3 inches of monthly rainfall
7
7 (High) UV index
43
43°F sea temperature

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The May weather guide for Illinois (Chicago) 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)

More about the USA

How hot is it in Chicago in May?

Daytime temperatures usually reach 70°F in Chicago in May, falling to 48°F at night.

How sunny is it in Chicago in May?

There are normally 9 hours of bright sunshine each day in Chicago in May - that's 62% of daylight hours.

How warm is the sea around Chicago in May?

The average sea temperature around Chicago in May is 43°F.

Does it rain in Chicago in May?

There are usually 11 days with some rain in Chicago in May and the average monthly rainfall is 3.3 inches.

Chicago May sunrise & sunset times

Browse the sunrise and sunset times for Chicago in May 2024. Select a month to view Chicago sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Wednesday, 1st May 2024	05:46	19:50
Thursday, 16th May 2024	05:29	20:06
Friday, 31st May 2024	05:18	20:19

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Illinois - quick facts
Flight time^✝	8.5 hours
Time difference	UK -6 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Culture
Tourist info	Illinois Department of Commerce & Economic Opportunity