Ocean Beach Park water temperature by month

Swimmable from July through August.

Month by month

Month Typical Feels
January 40° brisk
February 40° brisk
March 43° brisk
April 49° brisk
May 58° brisk
June 64° brisk
July 71° refreshing
August 70° refreshing
September 69° refreshing
October 63° brisk
November 55° brisk
December 46° brisk

The year at a glance

swimmable 30° 40° 50° 60° 70° 80° 71° 40° JFMAMJJASOND January: typically 40° — brisk February: typically 40° — brisk March: typically 43° — brisk April: typically 49° — brisk May: typically 58° — brisk June: typically 64° — brisk July: typically 71° — refreshing August: typically 70° — refreshing September: typically 69° — refreshing October: typically 63° — brisk November: typically 55° — brisk December: typically 46° — brisk

The water right now

Typically about 63° in October — brisk.

from the New London harbor station, about 4 miles away

brisk

bath-warm 80° and up perfect 72–79° refreshing 65–71° brisk below 65° 63° typical for October

About this reading

The New London harbor station sits in the harbor; open-water surf can read a few degrees different.

Reading from the New London harbor station, about 4 miles away.

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