May 1991 Moon Phases Calendar

This calendar will show you the changing phases of the Moon in the month of may 1991.

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 92.86%
May 2 Waning Gibbous 87.18%
May 3 Waning Gibbous 80.2%
May 4 Waning Gibbous 72.16%
May 5 Waning Gibbous 63.29%
May 6 Waning Gibbous 53.85%
May 7 Last Quarter 44.09%
May 8 Waning Crescent 34.32%
May 9 Waning Crescent 24.89%
May 10 Waning Crescent 16.26%
May 11 Waning Crescent 8.94%
May 12 Waning Crescent 3.5%
May 13 Waning Crescent 0.48%
May 14 New Moon 0.27%
May 15 Waxing Crescent 3.02%
May 16 Waxing Crescent 8.56%
May 17 Waxing Crescent 16.47%
May 18 Waxing Crescent 26.13%
May 19 Waxing Crescent 36.84%
May 20 First Quarter 47.94%
May 21 Waxing Gibbous 58.87%
May 22 Waxing Gibbous 69.12%
May 23 Waxing Gibbous 78.3%
May 24 Waxing Gibbous 86.11%
May 25 Waxing Gibbous 92.31%
May 26 Waxing Gibbous 96.73%
May 27 Waxing Gibbous 99.3%
May 28 Full Moon 99.98%
May 29 Waning Gibbous 98.81%
May 30 Waning Gibbous 95.87%
May 31 Waning Gibbous 91.28%
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