Originally Posted by Tim_Iowa

Personally, I can't ride with heavy gloves like the others have posted about. My hands sweat a lot (and stay pretty warm so long as I'm moving), so I prefer two layers of light gloves. I use a merino wool inner glove, and a light- to medium-weight outer glove, depending on temp.

I agree that mitts are the best for preventing fingertips from freezing. I've considered getting a pair of shell mitts, but I haven't needed them yet (down to 5F or so).