Fort Frederick State Park

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Availability

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

About this spot

Typical weather

Potomac River

Average water temperature
Average water temperature for Potomac River, January through DecemberEach point shows the monthly average water temperature in degrees Fahrenheit.39°JJanuary: average water temperature 39°F39°FFebruary: average water temperature 39°F45°MMarch: average water temperature 45°F54°AApril: average water temperature 54°F59°MMay: average water temperature 59°F65°JJune: average water temperature 65°F73°JJuly: average water temperature 73°F70°AAugust: average water temperature 70°F66°SSeptember: average water temperature 66°F55°OOctober: average water temperature 55°F47°NNovember: average water temperature 47°F41°DDecember: average water temperature 41°F

Water: Water Quality Portal — 117 field-sample stations

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