Port Aransas water temperature

Typically about 87° in August — bath-warm.

from the Port Aransas ship channel station, about a mile from the sand

bath-warm

bath-warm 80° and up perfect 72–79° refreshing 65–71° brisk below 65° 87° typical for August

Cars still drive on the sand here, and the jetties at Aransas Pass keep Gulf water moving past the beach all day.

The year at a glance

Swimmable from April through November.

swimmable 50° 60° 70° 80° 90° 100° 87° 58° JFMAMJJASOND January: typically 58° — brisk February: typically 60° — brisk March: typically 67° — refreshing April: typically 74° — perfect May: typically 81° — bath-warm June: typically 85° — bath-warm July: typically 85° — bath-warm August: typically 87° — bath-warm September: typically 86° — bath-warm October: typically 81° — bath-warm November: typically 73° — perfect December: typically 65° — refreshing

Month by month

Month Typical Feels
January 58° brisk
February 60° brisk
March 67° refreshing
April 74° perfect
May 81° bath-warm
June 85° bath-warm
July 85° bath-warm
August 87° bath-warm
September 86° bath-warm
October 81° bath-warm
November 73° perfect
December 65° refreshing

About this reading

The Port Aransas ship channel station sits in an inlet; surf-zone water can run a few degrees off this reading.

Reading from the Port Aransas ship channel station, about a mile from the sand.

Warm water says nothing about surf, rip currents, or bacteria — check local lifeguard flags and advisories.