Been left half translated for 4 years, so I thought I might as well take a whack at it. If anyone feels the urge to change it or redo it, feel free to have at it!
TL notes: Not confident in my translation of 年最後の番でこうも冷えるとは at all.
Took some liberties with the social courtesies on this page and the following to try and make it sound more natural.
Updated
Really, it is cold, isn't it?I'm heading on up!GotchaThe year sure grows cold in its closing days...So freakin' cold.