Spring Equinox Arrives: Equal Day and Night on March 20
• The spring equinox on March 20, 2026, marks the start of spring in the Northern Hemisphere with equal day and night.
• The Earth's 23.5-degree axis tilt causes seasonal changes, with the sun rising east and setting west during the equinox.
• Equinoxes in March and September signal spring and autumn, while solstices in June and December mark summer and winter.
Spring equinox marks spring's beginning in Northern Hemisphere
The spring equinox, set for March 20, 2026, marks the beginning of spring in the Northern Hemisphere, an astronomical event characterized by nearly equal hours of daylight and darkness worldwide.
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