Hampton Beach water temperature

Typically about 63° in August — brisk.

from the Portsmouth Harbor station on the Piscataqua, about 13 miles away

brisk

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

The nearest sensor sits up the Piscataqua at Portsmouth, where the tide moves the reading as much as nine degrees between one afternoon and the next morning. Hampton's surf is steadier than this number looks.

The year at a glance

Rarely reaches swimmable temperatures.

30° 40° 50° 60° 70° 63° 38° JFMAMJJASOND January: typically 40° — brisk February: typically 38° — brisk March: typically 40° — brisk April: typically 44° — brisk May: typically 52° — brisk June: typically 58° — brisk July: typically 61° — brisk August: typically 63° — brisk September: typically 62° — brisk October: typically 58° — brisk November: typically 50° — brisk December: typically 43° — brisk

Month by month

Month Typical Feels
January 40° brisk
February 38° brisk
March 40° brisk
April 44° brisk
May 52° brisk
June 58° brisk
July 61° brisk
August 63° brisk
September 62° brisk
October 58° brisk
November 50° brisk
December 43° brisk

About this reading

The Portsmouth Harbor station on the Piscataqua sits in the harbor; open-water surf can read a few degrees different.

Reading from the Portsmouth Harbor station on the Piscataqua, about 13 miles away.

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