Answer
Late August and early September often bring the warmest water of the year—still check flags and rip-current reports. Hurricane season increases surf variability. Morning swims beat afternoon thunderstorm risk.
Sources: National Weather Service · Ocean City Beach Patrol · Visit 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.
