Weather Summary
Research and Education Center
Georgetown, DE
October 1999

1999 Julian Date Max. Temp.   F Max Temp   C Min. Temp.   F Min. Temp   C GDD40 GDD50 GDD65 Rainfall Inches Rainfall mm Max. Soil Temp. Min. Soil Temp.
Oct. 1 274 72.03 22.24 43.44 6.36 17.7 7.7 0.0 0.00 0.00 75.49 52.59
2 275 76.33 24.63 47.21 8.45 21.8 11.8 0.0 0.00 0.00 76.57 53.94
3 276 78.21 25.67 60.39 15.77 29.3 19.3 4.3 0.00 0.00 79.20 60.40
4 277 72.55 22.53 64.11 17.84 28.3 18.3 3.3 0.34 8.64 73.54 65.80
5 278 64.29 17.94 41.36 5.20 12.8 2.8 0.0 0.02 0.51 66.27 51.33
6 279 66.94 19.41 36.94 2.75 11.9 1.9 0.0 0.00 0.00 69.39 47.28
7 280 57.87 14.37 37.32 2.96 7.6 0.0 0.0 0.00 0.00 66.85 49.10
8 281 67.80 19.89 34.01 1.12 10.9 0.9 0.0 0.00 0.00 69.93 45.45
9 282 72.34 22.41 51.60 10.89 22.0 12.0 0.0 0.00 0.00 69.22 53.53
10 283 69.62 20.90 61.48 16.38 25.6 15.6 0.6 0.16 4.06 68.61 61.99
11 284 74.35 23.53 48.45 9.14 21.4 11.4 0.0 0.10 2.54 74.95 56.79
12 285 67.01 19.45 43.53 6.41 15.3 5.3 0.0 0.00 0.00 70.57 51.71
13 286 73.71 23.17 43.38 6.32 18.5 8.5 0.0 0.00 0.00 69.98 51.51
14 287 66.15 18.97 38.00 3.34 12.1 2.1 0.0 0.00 0.00 64.94 50.04
15 288 66.56 19.20 34.64 1.47 10.6 0.6 0.0 0.00 0.00 68.04 45.39
16 289 75.40 24.11 43.65 6.47 19.5 9.5 0.0 0.00 0.00 72.46 50.76
17 290 67.69 19.83 55.98 13.32 21.8 11.8 0.0 1.63 41.40 67.86 59.34
18 291 65.25 18.47 46.13 7.85 15.7 5.7 0.0 0.21 5.33 65.77 50.90
19 292 65.39 18.55 39.23 4.02 12.3 2.3 0.0 0.00 0.00 67.17 46.54
20 293 57.67 14.26 51.08 10.60 14.4 4.4 0.0 1.13 28.70 58.06 54.21
21 294 62.01 16.67 40.61 4.78 11.3 1.3 0.0 0.01 0.25 64.98 48.56
22 295 65.88 18.82 37.17 2.87 11.5 1.5 0.0 0.09 2.29 64.78 44.67
23 296 56.53 13.63 40.89 4.94 8.7 0.0 0.0 0.05 1.27 59.36 44.98
24 297 56.43 13.57 34.14 1.19 5.3 0.0 0.0 0.00 0.00 57.43 41.58
25 298 58.82 14.90 38.32 3.51 8.6 0.0 0.0 0.00 0.00 60.31 42.30
26 299 66.54 19.19 43.31 6.29 14.9 4.9 0.0 0.00 0.00 61.72 44.89
27 300 62.64 17.02 41.66 5.37 12.1 2.1 0.0 0.00 0.00 61.03 45.68
28 301 62.74 17.08 37.26 2.92 10.0 0.0 0.0 0.00 0.00 63.81 42.76
29 302 70.45 21.36 36.94 2.74 13.7 3.7 0.0 0.00 0.00 64.92 43.76
30 303 73.20 22.89 38.91 3.84 16.1 6.1 0.0 0.00 0.00 66.16 45.46
31 304 76.69 24.83 47.26 8.48 22.0 12.0 0.0 0.00 0.00 69.42 49.96
Month Average 67.4 19.7 43.8 6.6           67.4 50.1
Month Total               3.7 95.0    
                         
YearAverage. 68.9 20.5 48.6 9.2           71.4 54.0
Year Total         6022 3644 1165 39.0 990.4