Illinois State Climatologist

The statewide average June temperature was 71.6 degrees, 0.6 degrees below the 1991–2020 average and the 52nd warmest on record going back to 1895. The statewide total June precipitation was ...
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Dry conditions have persisted through May and into the first two weeks of June. While some parts of Illinois have received beneficial rain in the past week, totals have mainly ...
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The preliminary statewide average May temperature was 63.7 degrees, 0.4 degrees above the 1991–2020 average and tied for the 46th warmest on record going back to 1895. The preliminary statewide ...
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Parts of northeast, western, and central Illinois have been much drier than normal in the past 4 to 6 weeks, causing dry soils and lower streamflow. Perennials, gardens, and young ...
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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 ...
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