Moon Phases September 2021
New Moon
6 September
First Quarter
13 September
Full Moon
20 September
Last Quarter
29 September
Moon phase day by day
| Day | Phase | Illumination |
|---|---|---|
| 1 | Waning Crescent | 29% |
| 2 | Waning Crescent | 21% |
| 3 | Waning Crescent | 14% |
| 4 | Waning Crescent | 7% |
| 5 | New Moon | 3% |
| 6 | New Moon | 1% |
| 7 | New Moon | 0% |
| 8 | New Moon | 3% |
| 9 | Waxing Crescent | 8% |
| 10 | Waxing Crescent | 15% |
| 11 | Waxing Crescent | 24% |
| 12 | First Quarter | 35% |
| 13 | First Quarter | 46% |
| 14 | First Quarter | 58% |
| 15 | First Quarter | 69% |
| 16 | Waxing Gibbous | 78% |
| 17 | Waxing Gibbous | 87% |
| 18 | Waxing Gibbous | 93% |
| 19 | Full Moon | 97% |
| 20 | Full Moon | 100% |
| 21 | Full Moon | 100% |
| 22 | Full Moon | 97% |
| 23 | Waning Gibbous | 94% |
| 24 | Waning Gibbous | 88% |
| 25 | Waning Gibbous | 81% |
| 26 | Waning Gibbous | 73% |
| 27 | Last Quarter | 65% |
| 28 | Last Quarter | 55% |
| 29 | Last Quarter | 46% |
| 30 | Last Quarter | 36% |
Illumination at noon (UTC) for each day.
Frequently asked questions
When is the full moon in September 2021?
The full moon in September 2021 is on 20 September.
When is the new moon in September 2021?
The new moon in September 2021 is on 6 September.