What The Equinox Means For The First Day Of Fall
• The autumnal equinox on September 22 marks the official start of fall in the Northern Hemisphere.
• During the equinox, the sun is directly above the equator, resulting in equal hours of daylight and darkness.
• The equinox signals shorter days, longer nights, and seasonal changes that impact nature, agriculture, and daily life.
Equinox: Start of fall in Northern Hemisphere
The autumnal equinox, occurring on September 22 at 2:19 p.m. EDT, officially marks the beginning of fall in the Northern Hemisphere. This event occurs when the sun is directly above the equator, resulting in nearly equal hours of daylight and darkness across the globe. The equinox is a pivotal point in the year, signaling a transition to shorter days and longer nights.
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