Article / Updated 09-05-2023
You’ve probably noticed that September just “feels” like a time of transition. For those of us in the Northern Hemisphere, it’s the time of the year when temperatures cool off, birds begin gathering for migration, and the trees start showing color. Yusufdemirci / Adobe StockAll of this occurs around the autumnal equinox, between September 21 and September 24 (in 2023, the equinox is the 23rd) marking the start of fall for people in the Northern Hemisphere.