I'm an old guy who spent most weekends up in the White Mountains when I was in college, late 1970s. Long time ago.
Go when there is snow cover and full moon, you can see like it's daytime. As long as it stays below freezing you won't have moisture issues other than sweat. After getting to get to your spot, CHANGE INTO DRY CLOTHES. You'll never be warm if you're wet underneath.
Boil-in-bag meals makes having hot foods easy. Then you can use the water for wash up.
It's beautiful out in the wilderness in the winter.