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Warmer and Drier April in Illinois

The preliminary statewide average April temperature was 53.0 degrees, 0.4 degrees above the 1991–2020 average and tied for 43rd warmest on record going back to 1895. The preliminary statewide average ...

A Cooler and Wet Start to Spring

The preliminary statewide average March temperature was 40.5 degrees, 0.6 degrees below the 1991–2020 average and the 68th coolest on record going back to 1895. The preliminary statewide average total ...

We Need You… to Measure Precipitation!

Are you interested in the weather and science? Do you go outside, wear clothes, or do anything else that is affected by the weather? If so, we want YOU to ...

Mild February Wraps up a Weak Winter

The preliminary statewide average February temperature was 35.1 degrees, 4.0 degrees above the 1991–2020 average and tied for the 18th warmest on record going back to 1895. The preliminary statewide ...

A Very Mild Start to 2023

The preliminary statewide average January temperature was 33.8 degrees, 7.1 degrees above the 1991–2020 average and the 6th warmest on record going back to 1895. The preliminary statewide average total ...