Philadelphia December 1, 2018 6:37 am NBC10 First Alert Weather: Rainy Start to December The first weekend of December kicks off with rain moving in Saturday afternoon. US & World Videos 3:04 Seasonable temperatures return to end the week 2:44 One last warm, sunny day before changes this weekend 2:22 Another warm day as high temps flirt with record 2:55 One more warm day before temps drop and rain returns 3:08 One more warm day before temperatures drop over the weekend