The Tahoe area is really nice. I prefer the North Shore area. I like Carson City too. It's been a while since I've been there so I don't know if it's changed much.
Here's a couple hits I got looking for average snowfall for areas in Colorado that might be helpful:
Annual average snowfall at cities, towns and parks in Colorado, including how many days it snows a year and the total amount of snowfall.
www.currentresults.com
Each of Colorado's cities will get some snow each winter, and some a lot more than others. Even though there is an average of more than 300 days of sunshine in Colorado each year, the state accumulates plenty of snow during the fall, winter, and spring months.
www.uncovercolorado.com
Here's a pretty good national map:
US Average Annual Snowfall Map: Eastern US precipitation is spread evenly throughout the year. In the west, a majority of precipitation falls as snow.
nyskiblog.com
If you download it, you can blow it up some to get a little better detail for Colorado.