Magnolia Beach water temperature

Typically about 88° in August — bath-warm.

from the Port Lavaca station, about 8 miles away

bath-warm

bath-warm 80° and up perfect 72–79° refreshing 65–71° brisk below 65° 88° typical for August

The year at a glance

Swimmable from April through October.

swimmable 50° 60° 70° 80° 90° 100° 88° 56° JFMAMJJASOND January: typically 56° — brisk February: typically 61° — brisk March: typically 69° — refreshing April: typically 74° — perfect May: typically 81° — bath-warm June: typically 86° — bath-warm July: typically 87° — bath-warm August: typically 88° — bath-warm September: typically 85° — bath-warm October: typically 78° — perfect November: typically 69° — refreshing December: typically 62° — brisk

Month by month

Month Typical Feels
January 56° brisk
February 61° brisk
March 69° refreshing
April 74° perfect
May 81° bath-warm
June 86° bath-warm
July 87° bath-warm
August 88° bath-warm
September 85° bath-warm
October 78° perfect
November 69° refreshing
December 62° brisk

About this reading

The Port Lavaca station sits in the bay, which can run a few degrees off the open surf.

Reading from the Port Lavaca station, about 8 miles away.

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