•May 6, 2020•
The first half of April had above average temperatures in Illinois, but the cold predominated in the second half, according to Illinois State Climatologist Trent Ford at the University of Illinois’ Illinois State Water Survey.
The preliminary statewide average April temperature was 49.2 degrees, 3.4 degrees below the 30-year normal.
The preliminary statewide average total April precipitation was 4.36 inches, 0.58 inches above the 30-year normal.
Average temperatures from April 1 to 10 ranged from 1 to 6 degrees above normal across the state. A strong cold front moved through the region between April 9 and 11 with unseasonably cold air. Average temperatures between April 11 and 20 ranged from 5 to 15 degrees below normal.
Overall, April average temperatures ranged from the low 30s in northern Illinois to the mid-50s in southern Illinois. April ended the consecutive four-month streak of warmer than normal months going back to December 2019.     Login or Subscribe to read the rest of this story.