The September equinox is approaching, marking the start of fall in the Northern Hemisphere. But if you search for the exact date, you may find both September 22 and September 23 listed for the 2026 autumn equinox.
A representative image of the Fall Season (Pexels)
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For people living in the United States, the fall equinox falls on September 22, 2026. The September equinox takes place at 8:05 p.m. EDT in New York. In Coordinated Universal Time, the same event occurs at 12:05 a.m. on September 23. The difference comes down to time zones.
Besides the astronomical event, the September equinox also has a clear place in astrology. In Western astrology, it marks the beginning of Libra season, shifting the zodiac focus toward themes such as balance, relationships, cooperation and fairness.
According to Time and Date, the September equinox occurs on September 22 in the US.
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According to Time and Date, the September equinox occurs on September 22 in the US.
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The exact astronomical moment happens at 12:05 a.m. UTC on September 23. Because the US is behind UTC, the event will fall on September 22 in the US time zone.
Is the Autumn equinox always on 22 or 23?
The equinox does not happen on the same calendar date every year. It can occur on September 22 or 23, with September 21 or 24 possible in rare cases. Earth's orbit and the way our calendar is structured create this small variation.
So if you see September 23 mentioned in an international source, it does not mean the date is wrong. It may simply be that using a different time zone, such as UTC rather than US local time.
What does the September equinox mean in astrology?
Astrologically, the September equinox is significant because it coincides with the Sun's move into Libra in Western astrology.
Libra is traditionally linked with partnerships, diplomacy, balance, social connections and the search for fairness. That makes the beginning of Libra season a natural point for reflecting on how you relate to other people.
You could use this period to ask simple questions. Are you giving too much in one relationship? Are you avoiding an important conversation? Are your personal needs getting enough space?
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However, these are astrological themes, not scientific predictions.
Soumi Pyne is a Senior Content Producer at Hindustan Times with four years of work experience. She started her career as a digital journalist with HT after completing her master's in media and communication from NSHM Kolkata. She covers topics in astrology, manifesting, and tarot readings, and also interviews astrologers to share their stories. In 2022, she interviewed the young indigo pilot who had saved Indian students from Ukraine. She has also covered stories about the Dhoomimal Art Gallery and a few lifestyle stories. She is now a fervent reader of astrology, but before working full-time on the Astrology beat, she coordinated and published think tank stories in the HT insight section. Additionally, produced Live Mint and HT newsletters, during which she had the scope to publish news articles by HT's editor-in-chief, Sukumar Ranganathan. She puts in her best effort to make her readers justify the statement "Astrology is a pseudoscience". While she believes that Astrology is not intertwined with Science, she aims to help her readers understand that the human body can be influenced by planetary alignments, drawing on insights from Indian and USA astrologers. Outside her professional sphere, she enjoys a healthy lifestyle through yoga, journaling, meditation, running, and cooking gluten-free meals. She is an avid documentary enthusiast who loves watching BBC, Discovery, and other channels, with a focus on ancient history, space, art, and culture. Also, you'll often find her taking her pooch to new cafes and often taking short trips with her girls or her family to offbeat places.
Read today’s horoscope and daily astrology predictions for all zodiac signs. Explore love, career, health, lucky numbers, festivals and important astrological insights on Hindustan Times.
Read today’s horoscope and daily astrology predictions for all zodiac signs. Explore love, career, health, lucky numbers, festivals and important astrological insights on Hindustan Times.
Home/Astrology/Horoscope/September Equinox 2026: Is it on September 22 or 23? And what is its astrological significance
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