Autumn Equinox 2025 South Africa. You can also explore the time and date for astronomical seasons summer & winter, solstice spring & autumns and equinox via the online calculator. The occurrence of spring equinox usually falls on the 20th or 21st march, and the autumnal equinox falls on 22nd or 23rd september every year.

Find pretoria march and september equinox, june and december solstice seasons. As with the spring equinox this is a point of seasonal equilibrium with.