Originally posted by Peter™:

Wind direction is completely random. Its dictated by the environment but there is no bias set to make it blow against you. Just FYI in case you were curious like I was.

It's actually not random. The weather, wind speed, and direction are the same for every seed, believe it or not. Search "jerekuusela weather valheim" for a nifty tool that tells you what it's going to be and when.