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Crop Sciences

College of Agricultural, Consumer, and Environmental Sciences
University of Illinois at Urbana-Champaign
List of Research Projects Return to Report Index Waterhemp Management

Weather Summary - 1998 Growing Season

Brownstown Agronomy Research Center

Month Total Rainfall (Inches) Departure from Normal Average Temperature
(dF)		 Departure from Normal Degree Days
(50)		 Departure from Normal
April 4.99 -0.04 49.3 -2.1 73 -120
May 5.85 +0.85 64.3 +1.7 451 +22
June 7.76 +3.02 69.5 -2.6 594 -35
July 5.48 +1.72 73.3 -2.2 730 -26
Aug. 1.88 -0.75 71.9 -1.9 688 -21
Sept. 3.99 +0.63 69.6 +3.9 438 -12
Oct. 2.28 +0.19 55.0 -0.3 191 -26
Totals 32.23 +5.62 64.7 -0.5 3165 -120

Dixon Springs Agricultural Center

Month Rainfall (inches) Departure from Normal Temperature Departure from Normal Growing Degree Days
(50)		 Departure from Normal
April 6.10 +1.45 58.4 +0.6 326 +6
May 2.58 -2.82 72.2 +5.5 664 +168
June 7.66 +3.75 77.7 +3.1 772 +114
July 4.07 +0.40 79.7 +1.3 872 +115
Aug. 4.71 +0.95 78.4 +1.5 825 +101
Sept. 0.97 -2.49 75.9 +6.0 718 +148
Oct. 5.15 +1.90 62.9 +3.5 457 +100
Totals 31.24 +3.14 72.2 +3.1 4634 +752

Northern Illinois Agronomy Center, DeKalb

Month Rainfall (Inches) Departure from Normal Temperature
(dF)		 Departure from Normal Total Growing Degree Days
(50)		 Departure from Normal
April 5.01 +1.79 50.4 +1.6 146 -20
May 2.92 -1.00 66.4 +6.6 470 +107
June 4.27 +0.09 69.6 -0.5 565 -23
July 4.31 +0.68 71.7 -1.8 713 +27
Aug. 4.36 +0.66 71.4 +0.2 709 +61
Sept. 2.72 -0.91 66.8 +3.1 535 +85
Oct. 5.69 +2.87 54.6 +2.5 222 +7
Totals 29.28 +4.18 64.4 +1.7 3360 244

Northwestern Illinois Agricultural Research and Demonstration Center, Monmouth

Month Rainfall (inches) Departure from Normal Temperature
(dF)		 Departure from Normal Total Growing Degree Days
(50)		 Departure from Normal
April 4.41 +0.74 50.8 -1.3 167 +14
May 4.91 +1.07 66.0 +3.5 505 +142
June 6.16 +2.11 69.4 +2.0 585 -23
July 0.7 -3.67 74.3 -1.0 743 +60
Aug. 3.9 +0.15 74.2 +1.4 747 +65
Sept. 4.36 +0.37 69.5 +4.0 585 +127
Oct. 8.03 +5.03 54.7 +0.04 256 -16
Totals 32.47 +5.80 65.5 +1.23 3588 +369

Orr Agricultural Research and Demonstration Center, Perry

Month Rainfall (inches) Departure from Normal Temperature
(dF)		 Departure from Normal Total Growing Degree Days
(50)		 Departure from Normal
April 4.66 +1.03 52 0 203 -3
May 4.94 +0.48 67 +5 525 +111
June 9.29 +5.40 72 +1 633 +14
July 4.04 -0.28 76 +1 777 +32
Aug 2.06 -1.32 76 +3 760 +71
Sept 4.00 +0.62 70 +4 615 +130
Oct. 3.89 +1.05 56 +2 288 +56
Totals 32.88 +6.98 67 +2.3 3801 +411

Crop Sciences Research and Education Center, Urbana

Month Rainfall (inches) Departure from Normal Temperature
(dF)		 Departure from Normal Total Growing Degree Days
(50)		 Departure from Normal
April 4.61 +0.67 53.0 +1.1 199 -7
May 7.82 +3.85 67.3 +4.6 527 +104
June 8.72 +4.38 71.0 -1.1 638 -1
July 4.19 -0.29 74.6 -0.5 758 +20
Aug. 1.94 -2.08 75.2 +2.5 773 +94
Sept. 2.19 -1.17 71.8 +5.3 637 +137
Oct. 2.94 +0.26 56.4 +1.9 292 +34
Totals 32.41 +5.62 67.0 +1.9 3824 +381

List of Research Projects Return to Report Index Waterhemp Management