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 2705?

Tuesday, 21 March 2705

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

Add to your calendar

Download an iCalendar file for Spring Equinox and add it to your calendar app.

Add to calendar

Frequently asked questions

When is Spring Equinox 2705?: Spring Equinox 2705 is on Tuesday, 21 March 2705.
What day of the week is Spring Equinox 2705?: It falls on Tuesday.
How is Spring Equinox calculated?: This event is based on the astronomical moment when the Sun crosses the celestial equator heading northward each year.