Moon Calendar for May, 2017
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Sunday, April 30, 2017 | Waxing Crescent | 28.58% | π |
| Monday, May 1, 2017 | First Quarter | 39.37% | π |
| Tuesday, May 2, 2017 | First Quarter | 50.38% | π |
| Wednesday, May 3, 2017 | First Quarter | 61.07% | π |
| Thursday, May 4, 2017 | Waxing Gibbous | 70.99% | π |
| Friday, May 5, 2017 | Waxing Gibbous | 79.81% | π |
| Saturday, May 6, 2017 | Waxing Gibbous | 87.25% | π |
| Sunday, May 7, 2017 | Waxing Gibbous | 93.09% | π |
| Monday, May 8, 2017 | Full Moon | 97.2% | π |
| Tuesday, May 9, 2017 | Full Moon | 99.49% | π |
| Wednesday, May 10, 2017 | Full Moon | 99.94% | π |
| Thursday, May 11, 2017 | Full Moon | 98.56% | π |
| Friday, May 12, 2017 | Waning Gibbous | 95.44% | π |
| Saturday, May 13, 2017 | Waning Gibbous | 90.68% | π |
| Sunday, May 14, 2017 | Waning Gibbous | 84.44% | π |
| Monday, May 15, 2017 | Waning Gibbous | 76.89% | π |
| Tuesday, May 16, 2017 | Last Quarter | 68.24% | π |
| Wednesday, May 17, 2017 | Last Quarter | 58.71% | π |
| Thursday, May 18, 2017 | Last Quarter | 48.59% | π |
| Friday, May 19, 2017 | Last Quarter | 38.22% | π |
| Saturday, May 20, 2017 | Waning Crescent | 28.02% | π |
| Sunday, May 21, 2017 | Waning Crescent | 18.53% | π |
| Monday, May 22, 2017 | Waning Crescent | 10.37% | π |
| Tuesday, May 23, 2017 | Waning Crescent | 4.23% | π |
| Wednesday, May 24, 2017 | New Moon | 0.7% | π |
| Thursday, May 25, 2017 | New Moon | 0.17% | π |
| Friday, May 26, 2017 | New Moon | 2.74% | π |
| Saturday, May 27, 2017 | Waxing Crescent | 8.14% | π |
| Sunday, May 28, 2017 | Waxing Crescent | 15.85% | π |
| Monday, May 29, 2017 | Waxing Crescent | 25.18% | π |
| Tuesday, May 30, 2017 | First Quarter | 35.46% | π |