SEPTEMBER NORMALS
Corpus Christi, TX  (Based on data from 1971 - 2000)
Date TEMPERATURES DEGREE DAYS PRECIPITATION
High Low Mean Heating Cooling Average Daily Monthly Accum. Yearly Accum.
1 92 74 83 0 18 0.16 0.16 19.96
2 92 74 83 0 18 0.16 0.32 20.12
3 92 74 83 0 18 0.16 0.48 20.28
4 92 73 83 0 18 0.16 0.64 20.44
5 92 73 82 0 18 0.16 0.80 20.60
6 91 73 82 0 18 0.16 0.96 20.76
7 91 73 82 0 18 0.17 1.13 20.93
8 91 73 82 0 17 0.17 1.30 21.10
9 91 73 82 0 17 0.17 1.47 21.27
10 91 73 82 0 17 0.17 1.64 21.44
11 91 73 82 0 17 0.17 1.81 21.61
12 91 72 82 0 17 0.17 1.98 21.78
13 90 72 81 0 17 0.17 2.15 21.95
14 90 72 81 0 17 0.17 2.32 22.12
15 90 72 81 0 16 0.17 2.49 22.29
16 90 72 81 0 16 0.17 2.66 22.46
17 90 72 81 0 16 0.17 2.83 22.63
18 90 71 81 0 16 0.17 3.00 22.80
19 89 71 80 0 16 0.17 3.17 22.97
20 89 71 80 0 16 0.17 3.34 23.14
21 89 71 80 0 15 0.17 3.51 23.31
22 89 71 80 0 15 0.17 3.68 23.48
23 89 70 80 0 15 0.17 3.85 23.65
24 88 70 79 0 15 0.17 4.02 23.82
25 88 70 79 0 15 0.17 4.19 23.99
26 88 70 79 0 14 0.17 4.36 24.16
27 88 69 79 0 14 0.17 4.53 24.33
28 88 69 78 0 14 0.17 4.70 24.50
29 88 69 78 0 14 0.17 4.87 24.67
30 87 68 78 0 13 0.16 5.03 24.83
                 
AVERAGE HIGH TEMPERATURE: 89.9°
AVERAGE LOW TEMPERATURE: 71.6° This data is verified against NCDC data and is for the normal period of 1971-2000.  Degree Days are based on 65°.  The heating degree day year runs from July 1-June 30.  The average degree days are based upon 30 years of records and may not correlate directly with the normal mean daily temperature.
MEAN MONTHLY TEMPERATURE: 80.8°
AVERAGE HEATING DEGREE DAYS: 0
ACCUMULATED HEATING DEGREE DAYS: 0
AVERAGE COOLING DEGREE DAYS: 485
ACCUMULATED COOLING DEGREE DAYS: 3024
AVERAGE MONTHLY PRECIPITATION: 5.03''
ACCUMULATED YEARLY PRECIPITATION: 24.83''