When Is The Autumn Equinox 2025

When Is The Autumn Equinox 2025. In 2025 the autumnal equinox will occur on 22 september at 18.20 gmt (19.20 bst). The first day of autumn is in 2025 on september 22 (according to the astronomical definition).


When Is The Autumn Equinox 2025

The vernal equinox marks the beginning of astronomical spring, while. Equinox means equal day and night (12 hours each).it is a time for balance.

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