What is the current water temperature at Ossipee Lake?

Current water temperature for Ossipee Lake is shown in the live forecast above. Most New Hampshire lakes have no public real-time water-temperature sensor, so we estimate from recent and forecast air-temperature trends weighted by the lake's depth (64ft maximum).

Where is Ossipee Lake located?

Ossipee Lake is in New Hampshire (Carroll County), with public access near Ossipee, Freedom, Effingham. Surface area is 3,092 acres.

How deep is Ossipee Lake?

Ossipee Lake's maximum depth is 64 feet. Deeper lakes carry more thermal inertia and warm more slowly through summer; shallower lakes track the air temperature faster.

New Hampshire · Carroll County

Ossipee Lake

Ossipee · Freedom · Effingham

Loading live conditions for Ossipee Lake…

Surface area3,092acres

Max depth64feet

CountyCarroll

Data sourceEWMA modelAir-temp trend

Things to do

Tours & activities on Ossipee Lake

Boat cruises, fishing trips, kayak rentals, and guided adventures from local operators.

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Places to stay

Lake houses & rentals

Vacation rentals right on the water.

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"A shallow, warm lake east of Lake Winnipesaukee — the swimmable choice when other lakes are still chilly. Sandbar at the northern end is a popular summer hangout."

Seasonal pattern

When does Ossipee Lake warm up?

Ossipee Lake (max depth 64ft) typically reaches swim-comfortable surface temperatures (65°F+) by early to mid-June in New Hampshire. The live forecast above shows current conditions.

Field notes

About Ossipee Lake

Shallow — warms early and quickly
Sandbar (the "Sand Bar") is a known summer gathering spot

Surface area: 3,092 acres
Max depth: 64 ft
County: Carroll
Water data: Modeled estimate from air-temp trends