Illinois weather in July 2020

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

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The July weather guide for Illinois 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 Illinois in July?

Daytime temperatures usually reach 29°C in Chicago, Illinois in July with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Illinois in July?

There are normally 10 hours of bright sunshine each day in Chicago, Illinois in July - that's 69% of daylight hours.

How warm is the sea around Illinois in July?

The average sea temperature around Chicago, Illinois in July is 19°C.

Does it rain in Illinois in July?

There are usually 10 days with some rain in Chicago, Illinois in July and the average monthly rainfall is 100mm.

Illinois sunrise & sunset times for July 2020

Browse the sunrise & sunset times for Illinois in July 2020. Select a month to view Illinois sunrise & sunset times for the next twelve months. The Illinois sunrise & sunset times shown below are for Chicago.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st July 2020 05:19 20:29
Thursday, 16th July 2020 05:30 20:23
Friday, 31st July 2020 05:44 20:09
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Metric (°C / mm)  |  Imperial (°F / inches)

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