One thing about winter, those accidental hits to ears or the face in general suck. Luckily they are few and far between.
But if you are wearing gloves that even allow for some semblance of gun control (ie thin gloves) getting shot in the frozen hand really freaking hurts!
My L96 works pretty well in the snow
TM G36, KSC USP, borrowed P90 and a really big L96