Moon Calendar for May, 2017
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Monday, May 1, 2017 | First Quarter | 34.58% | π |
| Tuesday, May 2, 2017 | First Quarter | 45.56% | π |
| Wednesday, May 3, 2017 | First Quarter | 56.45% | π |
| Thursday, May 4, 2017 | First Quarter | 66.76% | π |
| Friday, May 5, 2017 | Waxing Gibbous | 76.1% | π |
| Saturday, May 6, 2017 | Waxing Gibbous | 84.17% | π |
| Sunday, May 7, 2017 | Waxing Gibbous | 90.74% | π |
| Monday, May 8, 2017 | Waxing Gibbous | 95.62% | π |
| Tuesday, May 9, 2017 | Full Moon | 98.72% | π |
| Wednesday, May 10, 2017 | Full Moon | 99.97% | π |
| Thursday, May 11, 2017 | Full Moon | 99.39% | π |
| Friday, May 12, 2017 | Full Moon | 97.02% | π |
| Saturday, May 13, 2017 | Waning Gibbous | 92.96% | π |
| Sunday, May 14, 2017 | Waning Gibbous | 87.35% | π |
| Monday, May 15, 2017 | Waning Gibbous | 80.35% | π |
| Tuesday, May 16, 2017 | Waning Gibbous | 72.15% | π |
| Wednesday, May 17, 2017 | Last Quarter | 62.98% | π |
| Thursday, May 18, 2017 | Last Quarter | 53.08% | π |
| Friday, May 19, 2017 | Last Quarter | 42.77% | π |
| Saturday, May 20, 2017 | Last Quarter | 32.43% | π |
| Sunday, May 21, 2017 | Waning Crescent | 22.56% | π |
| Monday, May 22, 2017 | Waning Crescent | 13.74% | π |
| Tuesday, May 23, 2017 | Waning Crescent | 6.63% | π |
| Wednesday, May 24, 2017 | New Moon | 1.89% | π |
| Thursday, May 25, 2017 | New Moon | 0.02% | π |
| Friday, May 26, 2017 | New Moon | 1.24% | π |
| Saturday, May 27, 2017 | Waxing Crescent | 5.46% | π |
| Sunday, May 28, 2017 | Waxing Crescent | 12.23% | π |
| Monday, May 29, 2017 | Waxing Crescent | 20.94% | π |
| Tuesday, May 30, 2017 | First Quarter | 30.88% | π |
| Wednesday, May 31, 2017 | First Quarter | 41.42% | π |