The forecast calls for partly sunny skies early on Sunday with a high of about 76 degrees.
But more rain is also in the forecast for the York area, according to the National Weather Service.
There's a 30 percent chance of rain this afternoon, mostly between 2 and 5 p.m.
That increases to a 50 percent chance of precipitation Sunday evening, mostly after 8 p.m.
And on Monday, the chance of rain increases to 60 percent, with thunderstorms possible.
Monday's high will hit 78 degrees, according to the weather service.
The high temperatures for the remainder of the week will be in the mid-80s.