Does Decatur, Illinois get tornadoes?

Yes, Decatur sits in the heart of Illinois's tornado corridor and was struck by a significant F3 tornado in 1978, with multiple subsequent tornado events as well.

What are Decatur, Illinois's record high and low temperatures?

Decatur's record high is 112°F and its record low is minus 24°F.

Does the Sangamon River flood in Decatur?

Yes, the Sangamon River has flooded downtown Decatur and surrounding areas repeatedly during spring snowmelt and extreme rain events.

Does Decatur, IL have air quality problems?

Yes, agricultural burning after harvest combines with temperature inversions to create hazardous air quality events over the flat Illinois prairie.

Weather in Decatur, IL | Only Weather

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Decatur, IL Weather