Illinois State Water Survey Illinois State Climatologist

Mild Winter Weather Not Expected to Last in Illinois

The mild winter weather is not expected to last in Illinois, but you probably already knew that. How mild has December been? As of December 18, the statewide average temperature for December stands at 34.3 degrees, 2.1 degrees above average. Precipitation (both rain and the water content of snow) stands at 1.13 inches. Areas north […]

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