When does the Harvest Moon typically occur based on its traditional definition?

Answer

The full moon closest to the autumnal equinox

The Harvest Moon is the full moon that occurs closest to the autumnal equinox, which is usually around September 22 or 23 in the Northern Hemisphere.

When does the Harvest Moon typically occur based on its traditional definition?
astronomyOctoberlunarfull moonHarvest Moon