Originally Posted by Hypno Toad

Back in 2014, we had a morning with air temps around -25F (windchill was -40F) - I didn't ride that day because it was much colder than I'd ridden in before. However, 2013-2014 had 50 days with a sub-zero temp, I learned a lot that winter about the gear I need for cold riding. January 2015 we had a day with temps around -15F and I was all smiles (10 miles took about 1 hour):

snip . . .

For me, the big thing is moving to colder temps in increments to make sure I have the correct gear to stay warm and safe. At this point, I don't think Minneapolis can get too cold for me.