Moon calendar September 2021
In September 2021 the Moon is full on Sep 20 (the Harvest Moon), and new on Sep 6, the darkest stretch of the month for stargazing.
The Moon each evening in September 2021
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 125%
September 217%
September 310%
September 45%
September 51%
September 60%
September 71%
September 85%
September 911%
September 1020%
September 1130%
September 1241%
September 1352%
September 1463%
September 1574%
September 1683%
September 1790%
September 1896%
September 1999%
September 20100%
September 2199%
September 2296%
September 2391%
September 2485%
September 2577%
September 2669%
September 2760%
September 2851%
September 2941%
September 3031%
September 2021 moon phases in US time zones
| Phase | Eastern | Central | Mountain | Pacific | Alaska | Hawaii |
|---|---|---|---|---|---|---|
| New Moon | Sep 6, 8:52 PM | Sep 6, 7:52 PM | Sep 6, 6:52 PM | Sep 6, 5:52 PM | Sep 6, 4:52 PM | Sep 6, 2:52 PM |
| First Quarter | Sep 13, 4:39 PM | Sep 13, 3:39 PM | Sep 13, 2:39 PM | Sep 13, 1:39 PM | Sep 13, 12:39 PM | Sep 13, 10:39 AM |
| Full Moon Harvest Moon | Sep 20, 7:55 PM | Sep 20, 6:55 PM | Sep 20, 5:55 PM | Sep 20, 4:55 PM | Sep 20, 3:55 PM | Sep 20, 1:55 PM |
| Last Quarter | Sep 28, 9:57 PM | Sep 28, 8:57 PM | Sep 28, 7:57 PM | Sep 28, 6:57 PM | Sep 28, 5:57 PM | Sep 28, 3:57 PM |
Also in the sky in September 2021
- Perigee (closest): Sep 11, 6:04 AM ET, 368,453 km from Earth.
- Apogee (farthest): Sep 26, 5:43 PM ET, 404,627 km from Earth.
- Mercury at greatest evening elongation: Sep 14, 12:26 AM ET, 27° from the Sun.
- Neptune at opposition: Sep 14, 5:12 AM ET.
- September equinox: Sep 22, 3:20 PM ET.
← August 2021 All of 2021 October 2021 →
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.