When is the first day of spring in 2026? Date and time of the equinox in the USA

AI Briefing

• – March 20, 2026, 9:58:44 AM EST
• – The spring equinox marks the moment when day and night are approximately 12 hours long.
• – The exact time and date of the spring equinox may vary slightly from year to year due to Earth's elliptical orbit around the sun.