Port Isabel Weather Station of the U.S. Weather Service

Located in Port Isabel in Cameron County, Texas, Port Isabel is at an elevation of 17 feet and was established as a weather station on 01 Sep 1946.

From 1971 to 2000, the following average readings were recorded:

 - - - - - - - - - JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR Average High....... 67.4 70.0 75.0 79.0 83.7 87.7 89.2 89.3 87.3 83.1 76.4 69.0 79.8 Average Low........ 52.0 54.8 61.6 67.2 73.2 76.7 77.5 77.4 75.1 69.7 62.5 54.0 66.8 Monthly Precipitn.. 1.93 1.73 1.22 1.79 2.41 1.95 1.74 2.13 6.12 3.75 2.16 1.63 28.56 Heating Degree Days 225 147 41 8 0 0 0 0 0 1 54 191 667 Cooling Degree Days 60 74 144 251 417 517 569 570 487 354 188 83 3714 

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