Best Days by Activity for 2025

Here are the 2025 BEST DAYS from The Old Farmer's Almanac—listed by activity. (Or, see Best Days by Date.) 

Find out when to start a diet to lose weight, cut hair to increase growth, plant vegetables, quit smoking, lose weight, wean, mow grass to slow growth, and more activities, based on the Moon’s sign. The 2025 Best Days Calendar dates are based on several factors, including the position of the Moon in the 12 signs of the Zodiac, as well as the lunar phase. Planetary relationships may also be considered. When positions and/or phases are suitable, tradition says that activities are more likely to yield favorable results.

→ For all 12 months of Best Days, pick up a copy of The Old Farmer’s Almanac!