The torch period in the 20-31 December period is pretty wildly consistent for like 15 years+. Even the few times we've had a chilly Xmas, we've had a really warm day or two the following or preceding week.
But yes, I'll take any snow I can get. But some perfect track frontal wave on December 3 is more likely 2" of slop for me, 8" for PSU, and rain for DC whereas 2 weeks later it could be all snow for nearly everyone except DCA.