First Alert Weather December 24, 2019 5:17 pm NBC10 First Alert Weather: Mild Christmas Temperatures The comparatively mild holiday temperatures will continue into Christmas day, with highs in Philadelphia reaching 50 degrees and other areas topping out in the upper 40s. US & World Videos 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend 3:05 Temperatures to heat up over the weekend 2:05 Warming into the 80s by weekend's end 2:09 Big weekend warm-up expected
