Moon Phases August 1991
Last Quarter
3 August
New Moon
10 August
First Quarter
17 August
Full Moon
25 August
Moon phase day by day
| Day | Phase | Illumination |
|---|---|---|
| 1 | Waning Gibbous | 71% |
| 2 | Last Quarter | 61% |
| 3 | Last Quarter | 50% |
| 4 | Last Quarter | 39% |
| 5 | Waning Crescent | 28% |
| 6 | Waning Crescent | 18% |
| 7 | Waning Crescent | 10% |
| 8 | Waning Crescent | 4% |
| 9 | New Moon | 1% |
| 10 | New Moon | 0% |
| 11 | New Moon | 3% |
| 12 | Waxing Crescent | 8% |
| 13 | Waxing Crescent | 15% |
| 14 | Waxing Crescent | 24% |
| 15 | First Quarter | 33% |
| 16 | First Quarter | 43% |
| 17 | First Quarter | 53% |
| 18 | First Quarter | 62% |
| 19 | Waxing Gibbous | 71% |
| 20 | Waxing Gibbous | 79% |
| 21 | Waxing Gibbous | 87% |
| 22 | Waxing Gibbous | 92% |
| 23 | Full Moon | 97% |
| 24 | Full Moon | 99% |
| 25 | Full Moon | 100% |
| 26 | Full Moon | 99% |
| 27 | Waning Gibbous | 95% |
| 28 | Waning Gibbous | 90% |
| 29 | Waning Gibbous | 83% |
| 30 | Waning Gibbous | 74% |
| 31 | Last Quarter | 64% |
Illumination at noon (UTC) for each day.
Frequently asked questions
When is the full moon in August 1991?
The full moon in August 1991 is on 25 August.
When is the new moon in August 1991?
The new moon in August 1991 is on 10 August.