Season Of Fall - When Is The

Determining when fall "officially" starts depends on whether you follow the stars or the thermometer.

The question "When is fall?" seems simple, but the answer depends on whether you follow the stars or the thermostat. Generally, fall (also known as autumn) occurs between summer and winter, but its start and end dates differ based on two main systems: and meteorological . when is the season of fall

Because a calendar year isn't a perfect match for the time it takes Earth to orbit the sun, the equinox can land on different days—usually between September 21 and 24. Determining when fall "officially" starts depends on whether

Astronomical fall’s length varies slightly each year (roughly 89 to 93 days) due to the Earth’s elliptical orbit. when is the season of fall