Moon Calendar for May, 2015
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Friday, May 1, 2015 | Waxing Gibbous | 96.15% | π |
| Saturday, May 2, 2015 | Full Moon | 99.02% | π |
| Sunday, May 3, 2015 | Full Moon | 100% | π |
| Monday, May 4, 2015 | Full Moon | 98.94% | π |
| Tuesday, May 5, 2015 | Waning Gibbous | 95.78% | π |
| Wednesday, May 6, 2015 | Waning Gibbous | 90.55% | π |
| Thursday, May 7, 2015 | Waning Gibbous | 83.38% | π |
| Friday, May 8, 2015 | Waning Gibbous | 74.53% | π |
| Saturday, May 9, 2015 | Last Quarter | 64.37% | π |
| Sunday, May 10, 2015 | Last Quarter | 53.33% | π |
| Monday, May 11, 2015 | Last Quarter | 41.97% | π |
| Tuesday, May 12, 2015 | Waning Crescent | 30.86% | π |
| Wednesday, May 13, 2015 | Waning Crescent | 20.66% | π |
| Thursday, May 14, 2015 | Waning Crescent | 11.99% | π |
| Friday, May 15, 2015 | Waning Crescent | 5.42% | π |
| Saturday, May 16, 2015 | New Moon | 1.36% | π |
| Sunday, May 17, 2015 | New Moon | 0% | π |
| Monday, May 18, 2015 | New Moon | 1.28% | π |
| Tuesday, May 19, 2015 | Waxing Crescent | 4.94% | π |
| Wednesday, May 20, 2015 | Waxing Crescent | 10.59% | π |
| Thursday, May 21, 2015 | Waxing Crescent | 17.8% | π |
| Friday, May 22, 2015 | Waxing Crescent | 26.11% | π |
| Saturday, May 23, 2015 | First Quarter | 35.15% | π |
| Sunday, May 24, 2015 | First Quarter | 44.56% | π |
| Monday, May 25, 2015 | First Quarter | 54.07% | π |
| Tuesday, May 26, 2015 | First Quarter | 63.38% | π |
| Wednesday, May 27, 2015 | Waxing Gibbous | 72.24% | π |
| Thursday, May 28, 2015 | Waxing Gibbous | 80.38% | π |
| Friday, May 29, 2015 | Waxing Gibbous | 87.51% | π |
| Saturday, May 30, 2015 | Waxing Gibbous | 93.31% | π |
| Sunday, May 31, 2015 | Full Moon | 97.47% | π |