[That gets an awkward smile in return. Does he really leave the impression that he'd venture out into the bitter cold when he still feels like he needs to thaw out?]

I'm sure I'll be better by then. This blizzard might look heavy now, but I don't think it'd last for longer than a few days...it's a good thing our supplies will last.

[Or he really would have gone out in the bitter cold, yes.]