May 1991 Moon Phases Calendar
This calendar will show you the changing phases of the Moon in the month of may 1991.
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May 1991 Moon Phases
May 1991 Full Moon
The May Full Moon falls on May 28
May 1991 New Moon
The May New Moon falls on May 14
May 1991 Half Moon
These are the dates for the Half Moons in may
- First Quarter Moon: May 20
- Last Quarter Moon: May 7
This table shows the moon phase for each day in may 1991, click on each day to get more info:
| Date | Moon Phase | Moon Visibility |
|---|---|---|
| May 1 | Waning Gibbous | 91.07% |
| May 2 | Waning Gibbous | 84.91% |
| May 3 | Waning Gibbous | 77.53% |
| May 4 | Waning Gibbous | 69.18% |
| May 5 | Waning Gibbous | 60.08% |
| May 6 | Waning Gibbous | 50.5% |
| May 7 | Last Quarter | 40.7% |
| May 8 | Waning Crescent | 31% |
| May 9 | Waning Crescent | 21.8% |
| May 10 | Waning Crescent | 13.56% |
| May 11 | Waning Crescent | 6.83% |
| May 12 | Waning Crescent | 2.16% |
| May 13 | Waning Crescent | 0.08% |
| May 14 | New Moon | 0.88% |
| May 15 | Waxing Crescent | 4.63% |
| May 16 | Waxing Crescent | 11.05% |
| May 17 | Waxing Crescent | 19.64% |
| May 18 | Waxing Crescent | 29.74% |
| May 19 | Waxing Crescent | 40.66% |
| May 20 | First Quarter | 51.76% |
| May 21 | Waxing Gibbous | 62.5% |
| May 22 | Waxing Gibbous | 72.43% |
| May 23 | Waxing Gibbous | 81.17% |
| May 24 | Waxing Gibbous | 88.44% |
| May 25 | Waxing Gibbous | 94.04% |
| May 26 | Waxing Gibbous | 97.83% |
| May 27 | Waxing Gibbous | 99.75% |
| May 28 | Full Moon | 99.78% |
| May 29 | Waning Gibbous | 97.99% |
| May 30 | Waning Gibbous | 94.47% |
| May 31 | Waning Gibbous | 89.35% |