Weather

Cherry blossoms blooming around the tidal basin
Cherry blossoms blooming around the tidal basin in Washington, D.C.

Photo Credit: NPS/Stromberg

 

Weather and Climate

The Trail corridor has a temperate climate typical of the Mid-Atlantic United States with four distinct seasons. Summer tends to be hot and humid, spring and fall are mild, and winter can be cold with freezing temperatures and, on occasion, significant snowstorms. Precipitation can occur in all seasons.

 

Seasons

The Potomac Heritage National Scenic Trail experiences four distinct seasons throughout the year. From the famous cherry blossoms blooming in the springtime in Washington, D.C., to the breathtaking fall color along the Allegheny Highlands in the fall. Paddle under a canopy of green along the Potomac River in the summer, and ski along the C&O Canal during winter.

 


Forecasts

The weather along the Potomac Heritage National Scenic Trail can change quickly and can deviate considerably from the forecast, so prepare for all conditions when planning your adventure.

For additional details or other forecasts, visit the National Weather Service.
 

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Last updated: May 19, 2025

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Contact Info

Mailing Address:

Potomac Heritage National Scenic Trail
c/o Chesapeake and Ohio Canal National Historical Park
142 W. Potomac St.

Williamsport, MD 21795

Phone:

301-739-4200
This phone number will connect you to the C&O Canal National Historical Park's mainline.

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