How is Spring Equinox calculated?

This event is based on the astronomical moment when the Sun crosses the celestial equator heading northward each year.

When is Spring Equinox 2028?

Monday, 20 March 2028

Spring Equinox marks the astronomical moment when day and night are nearly equal and the Sun crosses the celestial equator northward, signalling the start of spring in the Northern Hemisphere.

Also known as

Vernal Equinox
Northward Equinox

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Frequently asked questions

When is Spring Equinox 2028?: Spring Equinox 2028 is on Monday, 20 March 2028.
What day of the week is Spring Equinox 2028?: It falls on Monday.
How is Spring Equinox calculated?: This event is based on the astronomical moment when the Sun crosses the celestial equator heading northward each year.