https://www.scientificamerican.com/article/what-happens-to-white-christmases-as-the-world-warms1/

With that famous song, sleigh rides and snowmen who magically come alive, so much of the cultural imagery associated with Christmas features a glistening carpet of snow.

But as rising global temperatures start to dull winter's bitter edge, will the proverbial White Christmas become just a bit of Yuletide lore? Although logic would seem to suggest that warming would mean less snow, the impact of climate change on where—and how much—snow falls is more complicated than that. Climate science cannot say whether there will be snow on the ground in Boston or Chicago on Christmas Day 2050, but there are some general trends scientists expect to see—and also some less intuitive ones.