Research and Education Center
Georgetown, Delaware
April 2004

2004 Julian Date Max.
Temp.
 F		 Max
Temp
C		 Min.
Temp.  
F		 Min.
Temp  
C		 Growing Degree Day
@ 32		 Growing Degree Day
@ 40		 Growing Degree Day
@ 50		 Growing Degree Day
@ 60		 Growing Degree Day
@ 65		 Rainfall Inches Rainfall mm Max.
Soil
Temp.		 Min.
Soil
Temp.
1-Apr 92 53.82 12.12 44.60 7.00 9.6 9.2 0.0 0.0 0.0 0.35 8.89 56.59 46.31
2 93 48.18 8.99 42.46 5.81 7.4 5.3 0.0 0.0 0.0 0.01 0.25 50.16 44.94
3 94 52.50 11.39 41.89 5.50 8.4 7.2 0.0 0.0 0.0 0.00 0.00 54.55 44.14
4 95 49.05 9.47 37.34 2.97 6.2 3.2 0.0 0.0 0.0 0.08 2.03 49.42 37.93
5 96 46.36 7.98 30.89 -0.62 3.7 0.0 0.0 0.0 0.0 0.00 0.00 49.23 34.66
6 97 55.42 13.01 30.55 -0.80 6.1 3.0 0.0 0.0 0.0 0.00 0.00 53.49 33.98
7 98 72.61 22.56 41.93 5.52 14.0 17.3 7.3 0.0 0.0 0.00 0.00 64.27 41.26
8 99 54.88 12.71 39.84 4.35 8.5 7.4 0.0 0.0 0.0 0.00 0.00 51.35 42.10
9 100 63.18 17.32 42.86 6.04 11.7 13.0 3.0 0.0 0.0 0.00 0.00 60.15 44.38
10 101 62.11 16.73 36.25 2.36 9.5 9.2 0.0 0.0 0.0 0.00 0.00 62.26 40.72
11 102 50.52 10.29 41.45 5.25 7.8 6.0 0.0 0.0 0.0 0.45 11.43 51.28 45.61
12 103 46.69 8.16 43.12 6.18 7.2 4.9 0.0 0.0 0.0 1.44 36.58 47.95 44.91
13 104 67.42 19.68 46.63 8.13 13.9 17.0 7.0 0.0 0.0 0.89 22.61 61.38 45.73
14 105 57.22 14.01 45.70 7.61 10.8 11.5 1.5 0.0 0.0 0.45 11.43 58.24 48.56
15 106 60.24 15.69 39.71 4.28 10.0 10.0 0.0 0.0 0.0 0.18 4.57 59.31 43.31
16 107 61.14 16.19 33.60 0.89 8.5 7.4 0.0 0.0 0.0 0.00 0.00 67.33 37.63
17 108 77.54 25.30 40.68 4.82 15.1 19.1 9.1 0.0 0.0 0.00 0.00 71.04 42.39
18 109 85.60 29.78 58.89 14.94 22.4 32.2 22.2 12.2 7.2 0.00 0.00 80.10 53.60
19 110 82.69 28.16 65.25 18.47 23.3 34.0 24.0 14.0 9.0 0.00 0.00 78.04 58.60
20 111 78.64 25.91 54.14 12.30 19.1 26.4 16.4 6.4 1.4 0.00 0.00 80.58 58.12
21 112 66.16 18.98 53.82 12.12 15.6 20.0 10.0 0.0 0.0 0.00 0.00 69.24 56.70
22 113 81.81 27.67 64.18 17.88 22.8 33.0 23.0 13.0 8.0 0.00 0.00 78.22 59.22
23 114 83.89 28.83 48.40 9.11 19.0 26.1 16.1 6.1 1.1 0.25 6.35 82.80 57.97
24 115 71.01 21.67 48.60 9.22 15.4 19.8 9.8 0.0 0.0 0.00 0.00 73.60 55.09
25 116 58.39 14.66 45.21 7.34 11.0 11.8 1.8 0.0 0.0 0.00 0.00 65.79 51.24
26 117 76.73 24.85 56.28 13.49 19.2 26.5 16.5 6.5 1.5 0.58 14.73 73.53 55.38
27 118 65.93 18.85 48.13 8.96 13.9 17.0 7.0 0.0 0.0 0.11 2.79 71.46 52.81
28 119 57.99 14.44 39.70 4.28 9.4 8.8 0.0 0.0 0.0 0.00 0.00 63.77 43.53
29 120 73.53 23.07 46.18 7.88 15.5 19.9 9.9 0.0 0.0 0.00 0.00 71.89 47.95
30 121 75.25 24.03 54.16 12.31 18.2 24.7 14.7 4.7 0.0 0.00 0.00 75.45 54.09
Average   64.55 18.08 45.41 7.45               64.42 47.43
Total                     4.79 121.67    
GDD Sum         383.0 450.8 199.3 63.0 28.3        
YTD                            
Average   50.50 10.28 32.77 0.43               48.44 37.48
Total                     10.87 276.10    
GDD Sum         762.2 731.7 281.4 69.9 28.3