Answer
December brings cold wind, possible rain or snow, and occasional mild days—waterproof layers and hats beat fashion alone on the Boardwalk. Ocean swimming is unguarded and dangerous from cold shock. Monitor NWS for nor’easters.
Sources: National Weather Service · Visit Ocean City · Town of Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
