| 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'' | ||||||||