Moon calendar September 2023

In September 2023 the Moon is full on Sep 29 (the Harvest Moon, a supermoon), and new on Sep 14, the darkest stretch of the month for stargazing.

The Moon each evening in September 2023

The Moon as seen at 9 p.m. Eastern Time each evening, with the share of its disk that is lit. Highlighted days have a main phase.

September 194%

September 288%

September 379%

September 469%

September 559%

September 649%

September 739%

September 830%

September 921%

September 1014%

September 118%

September 124%

September 131%

September 140%

September 151%

September 164%

September 178%

September 1814%

September 1922%

September 2031%

September 2142%

September 2253%

September 2364%

September 2474%

September 2584%

September 2692%

September 2797%

September 28100%

September 2999%

September 3096%

September 2023 moon phases in US time zones

Phase	Eastern	Central	Mountain	Pacific	Alaska	Hawaii
Last Quarter	Sep 6, 6:21 PM	Sep 6, 5:21 PM	Sep 6, 4:21 PM	Sep 6, 3:21 PM	Sep 6, 2:21 PM	Sep 6, 12:21 PM
New Moon	Sep 14, 9:40 PM	Sep 14, 8:40 PM	Sep 14, 7:40 PM	Sep 14, 6:40 PM	Sep 14, 5:40 PM	Sep 14, 3:40 PM
First Quarter	Sep 22, 3:32 PM	Sep 22, 2:32 PM	Sep 22, 1:32 PM	Sep 22, 12:32 PM	Sep 22, 11:32 AM	Sep 22, 9:32 AM
Full Moon Harvest Moon	Sep 29, 5:58 AM	Sep 29, 4:58 AM	Sep 29, 3:58 AM	Sep 29, 2:58 AM	Sep 29, 1:58 AM	Sep 28, 11:58 PM

The Harvest Moon is a supermoon, 361,545 km from Earth (within 10% of the year's closest approach). See how we define a supermoon.

Apogee (farthest): Sep 12, 11:41 AM ET, 406,279 km from Earth.
Perigee (closest): Sep 27, 8:59 PM ET, 359,903 km from Earth.
Neptune at opposition: Sep 19, 7:07 AM ET.
Mercury at greatest morning elongation: Sep 22, 9:17 AM ET, 18° from the Sun.
September equinox: Sep 23, 2:49 AM ET.

Looking for one date? See the Moon on any date, such as the day you were born. For moonrise and moonset where you live, open your city's tonight page.