Moon Calendar for May, 2017
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Monday, May 1, 2017 | First Quarter | 32.87% | π |
| Tuesday, May 2, 2017 | First Quarter | 43.82% | π |
| Wednesday, May 3, 2017 | First Quarter | 54.75% | π |
| Thursday, May 4, 2017 | First Quarter | 65.18% | π |
| Friday, May 5, 2017 | Waxing Gibbous | 74.7% | π |
| Saturday, May 6, 2017 | Waxing Gibbous | 82.99% | π |
| Sunday, May 7, 2017 | Waxing Gibbous | 89.81% | π |
| Monday, May 8, 2017 | Waxing Gibbous | 94.96% | π |
| Tuesday, May 9, 2017 | Full Moon | 98.35% | π |
| Wednesday, May 10, 2017 | Full Moon | 99.89% | π |
| Thursday, May 11, 2017 | Full Moon | 99.6% | π |
| Friday, May 12, 2017 | Full Moon | 97.51% | π |
| Saturday, May 13, 2017 | Waning Gibbous | 93.71% | π |
| Sunday, May 14, 2017 | Waning Gibbous | 88.34% | π |
| Monday, May 15, 2017 | Waning Gibbous | 81.54% | π |
| Tuesday, May 16, 2017 | Waning Gibbous | 73.52% | π |
| Wednesday, May 17, 2017 | Last Quarter | 64.48% | π |
| Thursday, May 18, 2017 | Last Quarter | 54.68% | π |
| Friday, May 19, 2017 | Last Quarter | 44.41% | π |
| Saturday, May 20, 2017 | Last Quarter | 34.05% | π |
| Sunday, May 21, 2017 | Waning Crescent | 24.07% | π |
| Monday, May 22, 2017 | Waning Crescent | 15.04% | π |
| Tuesday, May 23, 2017 | Waning Crescent | 7.61% | π |
| Wednesday, May 24, 2017 | New Moon | 2.46% | π |
| Thursday, May 25, 2017 | New Moon | 0.11% | π |
| Friday, May 26, 2017 | New Moon | 0.84% | π |
| Saturday, May 27, 2017 | Waxing Crescent | 4.61% | π |
| Sunday, May 28, 2017 | Waxing Crescent | 11.01% | π |
| Monday, May 29, 2017 | Waxing Crescent | 19.46% | π |
| Tuesday, May 30, 2017 | Waxing Crescent | 29.25% | π |
| Wednesday, May 31, 2017 | First Quarter | 39.74% | π |