Runners taking part in the Marine Corps Marathon should bundle up, as the D.C. region is set for a chilly start on Sunday.

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Temperatures in the morning hours will be in the low 40s, but there won’t be any “threat for any widespread frost or freezing conditions,” 7News First Alert Meteorologist Mark Peña said.

There will be light winds and clouds, which will make it suitable conditions for Marine Corps Marathon runners. Temperatures will slightly increase but remain below average, with several neighborhoods registering less than 60 degrees.

The cool weather pattern will continue during the workweek with high temperatures in the 50s. Monda

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