Best time to go to Illinois

Get the latest coronavirus (Covid-19) updates for Illinois with current travel advice and statistics on new cases per 100,000 and vaccine.

Below is the hottest it usually gets at popular destinations in Illinois. Select a destination to see the best time to go based on your preferred weather.

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The best time to go guide for Illinois shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Best time to travel in 2021/2022

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