the science seems pretty confused on this, but the one thing most individuals can know without the science is the claim the CBC report ends with, and the Minister emphasizes: "more extreme weather events" aren't true where they live.
Here's 3 quotes from it related to what interests me:
However, overall winters are getting warmer, and I don't really see evidence on-the-ground (so far) that long-term trends in cold spells are any worse."
That's interesting.