Farmers Almanac 2024 Best Days For Surgery. After what was the warmest winter on record, the upcoming winter should be wet and milder for most of the u.s., according to the farmers' almanac. It’s well known never to have surgery during a full moon & 3 days after also, because of the issue of bleeding more.

These are the next five best days to castrate animals, based on the moon’s sign. Here are the 2024 best days from the old farmer’s almanac—listed by activity.