April in Illinois was Warm and Wet, Illinois State Water Survey

ISWS Press Release

For Immediate Release May 5, 2014
April in Illinois was Warm and Wet
Jim Angel, Ph.D. - (217) 333-0729, jimangel@illinois.edu
Lisa Sheppard - (217) 244-7270, sheppard@illinois.edu

CHAMPAIGN, Ill. - The statewide average temperature for April was 51.9 degrees, only 0.7 degrees below average. While it continues the string of below-average months that stretched all the way back to November, this month had the smallest departure from average, according to Jim Angel, Illinois State Climatologist at the Illinois State Water Survey, University of Illinois.

A storm cloud drops rain over West Champaign, IL

The year-to-date statewide temperature was 31.2 degrees, which is 6.6 degrees below average, making it the fourth coldest January-April on record.

The statewide average precipitation for April in Illinois was 5.11 inches, 1.33 inches above the 1971-2010 average. This is the wettest month for Illinois since June 2013. Harrisburg reported a monthly total of 12.96 inches, the highest monthly total in the state.

Snowfall was light in April and confined to the northeast quadrant of the state. Amounts of 1 to 2 inches were common in the Chicago area.

While southern Illinois received the most rain, some parts of north-central Illinois were slightly below average. At this time, the U.S. Drought Monitor shows Illinois to be drought-free with only a small amount of “abnormally dry” conditions near the Quad Cities area.


The Illinois State Water Survey at the University of Illinois at Urbana-Champaign, a division of the Prairie Research Institute, is the primary agency in Illinois concerned with water and atmospheric resources.

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