Solstice & Equinox Date Calculator
Find the spring/autumn equinox and summer/winter solstice dates for any year using Meeus algorithms.
Spring Equinox (Mar)
March 20, 2026
Summer Solstice (Jun)
June 21, 2026
Autumn Equinox (Sep)
September 23, 2026
Winter Solstice (Dec)
December 21, 2026
Year
2,026