Moon Phase

First Quarter Moon September 2021

Monday, September 13, 2021 · US Eastern

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1,782 days sinceSeptember 13 dateMonday weekday

The First Quarter Moon was on Monday, September 13, 2021. 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.