"Winter funk" refers to a low mood or feeling down during the winter season. It is often linked to a lack of motivation, energy, or enjoyment due to colder temperatures and less sunlight. Full definition
These are the chic closet additions that will give you the oomph you need to get you over that dreaded winter funk and cruising right into the spring! (theheartsdlite.com)
Hallie and I had an absolute blast, and personally, the trip was just what I needed to get out of this weird winter funk that I've been in! (bowsandsequins.com)
For some reason, I can't get out of my winter funk. (elanaspantry.com)