Moon Phases September 2011
First Quarter
4 September
Full Moon
12 September
Last Quarter
20 September
New Moon
27 September
Moon phase day by day
| Day | Phase | Illumination |
|---|---|---|
| 1 | Waxing Crescent | 16% |
| 2 | Waxing Crescent | 26% |
| 3 | First Quarter | 37% |
| 4 | First Quarter | 48% |
| 5 | First Quarter | 59% |
| 6 | First Quarter | 69% |
| 7 | Waxing Gibbous | 78% |
| 8 | Waxing Gibbous | 86% |
| 9 | Waxing Gibbous | 92% |
| 10 | Full Moon | 97% |
| 11 | Full Moon | 99% |
| 12 | Full Moon | 100% |
| 13 | Full Moon | 99% |
| 14 | Waning Gibbous | 96% |
| 15 | Waning Gibbous | 91% |
| 16 | Waning Gibbous | 85% |
| 17 | Waning Gibbous | 78% |
| 18 | Waning Gibbous | 70% |
| 19 | Last Quarter | 61% |
| 20 | Last Quarter | 51% |
| 21 | Last Quarter | 41% |
| 22 | Waning Crescent | 30% |
| 23 | Waning Crescent | 21% |
| 24 | Waning Crescent | 12% |
| 25 | Waning Crescent | 6% |
| 26 | New Moon | 2% |
| 27 | New Moon | 0% |
| 28 | New Moon | 2% |
| 29 | Waxing Crescent | 6% |
| 30 | Waxing Crescent | 14% |
Illumination at noon (UTC) for each day.
Frequently asked questions
When is the full moon in September 2011?
The full moon in September 2011 is on 12 September.
When is the new moon in September 2011?
The new moon in September 2011 is on 27 September.