Philadelphia December 24, 2017 9:30 am NBC10 First Alert Weather: Christmas Eve Forecast Temperatures will be in the 40s with a mix of sun and clouds Sunday but changes will come overnight. US & World Videos 2:36 A summer preview 3:10 Summer-like temps for most the area, except by the shore 3:33 Summer-like temperatures continue 2:39 Gloomy Sunday morning expected to clear for sunny afternoon 2:50 One more cool day, then warmer weather ahead