January in Illinois – warm, wet, foggy, but little snow

Based on what we have seen so far in January, Illinois has been warmer and wetter than normal with little snowfall.

The statewide average temperature is 27.9 degrees, 3.9 degrees above normal. The statewide average precipitation (rain plus the water content of snow) is 1.6 inches, 0.4 inches above normal. Continue reading

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Latest Monthly and Season Outlook for Illinois

The NWS Climate Prediction Center released their latest outlooks for February and upcoming seasons. So far, Illinois has been warm and wet in January. The statewide average temperature is 3.5 degrees above normal. Statewide precipitation is at 1.6 inches, 0.5 inches above normal. The rest of January looks like more of the same weather.

February

Illinois has equal chances (EC) of above, below, and near-normal temperature in February. Illinois has an increased chance of wetter than normal conditions in February. Click to enlarge.

February-April

Illinois has EC for temperatures and an increased chance of above-normal precipitation for February through April. Continue reading

Cold, Dry December Ends a Warm Year in Illinois

A cold, dry December wrapped up a warm year in Illinois.

December

The statewide average temperature for December was 28.6 degrees, 1.3 degrees below normal. The statewide average precipitation was 1.41 inches, 1.28 inches below normal.

December precipitation was light and below normal across most of Illinois, except for far southern Illinois. The largest reported precipitation total was 6.03 inches in Rosiclare, an NWS-COOP site in Hardin County. Precipitation includes rainfall and the water content of snow. Click on the images to enlarge.

December snowfall was absent in far southern Illinois and increased northward. Only northern Illinois received above-normal snowfall. The largest monthly snowfall total was 24.3 inches in Bull Valley, a CoCoRaHS station (IL-MCH-13) in McHenry County.

Annual – 2016

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