University of Illinois at Urbana-Champaign logo.

Crop Sciences

University of Illinois at Urbana-Champaign

Northern Illinois Agronomy Research Center

Weather Summary - 2003 Growing Season

Month Total
Rainfall
Inches
Departure
From
Normal
Average
Temperature
(°F)
Departure
From
Normal
Growing
Degree Days
(50)
Departure
From
Normal
April 3.02 -0.21 50.6 +1.6 138a + 29
May 6.21 +2.30 58.6 -1.6 317 - 65
June 1.46 -2.72 68.2 -1.8 534 - 31
July 4.91 +1.32 72.4 -1.1 665 + 9
August 0.71 -2.97 73.0 +0.5 683 + 70
September 1.72 -1.92 62.4 -1.2 430 + 7
October 1.63 -1.17 52.0 0.0 145b + 33
Totals/Average 19.66 -5.37 62.5 -3.6 2912 52

a April growing degree days from Apr 15-30
b October growing degree days from Oct 1-15

Return to NIARC Weather.