Grand Isle State Park

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Availability

Each day shows how many of this campground’s sites are open.

About this spot

Typical weather

Lake Champlain

Average water temperature
Average water temperature for Lake Champlain, January through DecemberEach point shows the monthly average water temperature in degrees Fahrenheit.35°JJanuary: average water temperature 35°F32°FFebruary: average water temperature 32°F32°MMarch: average water temperature 32°F41°AApril: average water temperature 41°F45°MMay: average water temperature 45°F51°JJune: average water temperature 51°F56°JJuly: average water temperature 56°F58°AAugust: average water temperature 58°F58°SSeptember: average water temperature 58°F56°OOctober: average water temperature 56°F51°NNovember: average water temperature 51°F33°DDecember: average water temperature 33°F

Water: Water Quality Portal — 18 field-sample stations

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Kill Kare State Park

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Knight Island State Park

Knight Island State Park

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