7. December — getting really cold now, but Christmas is coming.
Yep, it's absolutely freezing in Kansas in December. 
Good thing you don't live a few hundred miles further north.
Getting cold, yes. Not at its coldest, but getting there.
(Pssst, the average low temperature in December here is only 8 degrees higher than in Madison, 6 degrees higher than in Des Moines. There are usually at least a couple of sub-zero or at least single-digit high temperatures here each winter.)