Moon Phase

First Quarter Moon September 2025

Monday, September 29, 2025 · US Eastern

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305 days sinceSeptember 29 dateMonday weekday

The First Quarter Moon was on Monday, September 29, 2025. This countdown updates live to the second in US Eastern (ET) time. Track every full moon, new moon and quarter moon with ByBanker.

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Times shown in US Eastern (America/New_York) unless a zone is specified.