Moon Calendar for May, 2017
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Monday, May 1, 2017 | First Quarter | 31.94% | π |
| Tuesday, May 2, 2017 | First Quarter | 42.86% | π |
| Wednesday, May 3, 2017 | First Quarter | 53.82% | π |
| Thursday, May 4, 2017 | First Quarter | 64.31% | π |
| Friday, May 5, 2017 | Waxing Gibbous | 73.92% | π |
| Saturday, May 6, 2017 | Waxing Gibbous | 82.33% | π |
| Sunday, May 7, 2017 | Waxing Gibbous | 89.28% | π |
| Monday, May 8, 2017 | Waxing Gibbous | 94.59% | π |
| Tuesday, May 9, 2017 | Full Moon | 98.13% | π |
| Wednesday, May 10, 2017 | Full Moon | 99.83% | π |
| Thursday, May 11, 2017 | Full Moon | 99.7% | π |
| Friday, May 12, 2017 | Full Moon | 97.76% | π |
| Saturday, May 13, 2017 | Waning Gibbous | 94.1% | π |
| Sunday, May 14, 2017 | Waning Gibbous | 88.86% | π |
| Monday, May 15, 2017 | Waning Gibbous | 82.18% | π |
| Tuesday, May 16, 2017 | Waning Gibbous | 74.26% | π |
| Wednesday, May 17, 2017 | Last Quarter | 65.3% | π |
| Thursday, May 18, 2017 | Last Quarter | 55.55% | π |
| Friday, May 19, 2017 | Last Quarter | 45.31% | π |
| Saturday, May 20, 2017 | Last Quarter | 34.94% | π |
| Sunday, May 21, 2017 | Waning Crescent | 24.9% | π |
| Monday, May 22, 2017 | Waning Crescent | 15.76% | π |
| Tuesday, May 23, 2017 | Waning Crescent | 8.18% | π |
| Wednesday, May 24, 2017 | New Moon | 2.8% | π |
| Thursday, May 25, 2017 | New Moon | 0.19% | π |
| Friday, May 26, 2017 | New Moon | 0.66% | π |
| Saturday, May 27, 2017 | Waxing Crescent | 4.17% | π |
| Sunday, May 28, 2017 | Waxing Crescent | 10.37% | π |
| Monday, May 29, 2017 | Waxing Crescent | 18.66% | π |
| Tuesday, May 30, 2017 | Waxing Crescent | 28.37% | π |
| Wednesday, May 31, 2017 | First Quarter | 38.82% | π |