How cold is Texas water in fall? In October sea water temperature throughout Texas warms above 68°F and it is enough for a comfortable bath. Based on average water temperature observations over the past ten years, the warmest ocean in Texas in October was 81.7°F (in Brownsville), and the coldest sea 77.2°F (in Trinity Bay). To find out the sea temperature today and in the coming days, go to Current sea temperature in Texas
Texas cities and resorts with the values of the average water temperature in October in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.
To find out what the water temperature was in Texas any day over a period of the last ten years, select the month