The NH Lake Guide
New Hampshire lake water temperatures
Live and estimated water temperature, swim conditions, and a 7-day outlook for the 7 most-visited New Hampshire lakes.
Advertisement
The list
Every lake we cover in New Hampshire
Click into any lake for live conditions, 30-day trend, 24-hour and 7-day forecasts, and seasonal context.
Lake Winnipesaukee
Laconia · Gilford · Meredith
Loading…
212 ft deep·44,586 acres
Lake Umbagog
Errol · Cambridge · Upton
Loading…
50 ft deep·7,850 acres
Squam Lake
Holderness · Center Harbor · Sandwich · Moultonborough
Loading…
98 ft deep·6,791 acres
Lake Winnisquam
Laconia · Tilton · Sanbornton
Loading…
169 ft deep·4,264 acres
Lake Sunapee
Sunapee · Newbury · New London
Loading…
105 ft deep·4,085 acres
Newfound Lake
Bristol · Hebron · Bridgewater · Alexandria
Loading…
183 ft deep·4,106 acres
Ossipee Lake
Ossipee · Freedom · Effingham
Loading…
64 ft deep·3,092 acres
Advertisement
Also for your trip
New Hampshire pest forecasts
Planning outdoor time? Check New Hampshire tick and mosquito risk before you go.