Moon Calendar for May, 2017
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Monday, May 1, 2017 | Waxing Crescent | 28.85% | π |
| Tuesday, May 2, 2017 | First Quarter | 39.65% | π |
| Wednesday, May 3, 2017 | First Quarter | 50.65% | π |
| Thursday, May 4, 2017 | First Quarter | 61.33% | π |
| Friday, May 5, 2017 | Waxing Gibbous | 71.23% | π |
| Saturday, May 6, 2017 | Waxing Gibbous | 80.02% | π |
| Sunday, May 7, 2017 | Waxing Gibbous | 87.42% | π |
| Monday, May 8, 2017 | Waxing Gibbous | 93.22% | π |
| Tuesday, May 9, 2017 | Full Moon | 97.28% | π |
| Wednesday, May 10, 2017 | Full Moon | 99.53% | π |
| Thursday, May 11, 2017 | Full Moon | 99.93% | π |
| Friday, May 12, 2017 | Full Moon | 98.51% | π |
| Saturday, May 13, 2017 | Waning Gibbous | 95.34% | π |
| Sunday, May 14, 2017 | Waning Gibbous | 90.55% | π |
| Monday, May 15, 2017 | Waning Gibbous | 84.27% | π |
| Tuesday, May 16, 2017 | Waning Gibbous | 76.69% | π |
| Wednesday, May 17, 2017 | Last Quarter | 68.01% | π |
| Thursday, May 18, 2017 | Last Quarter | 58.46% | π |
| Friday, May 19, 2017 | Last Quarter | 48.33% | π |
| Saturday, May 20, 2017 | Last Quarter | 37.96% | π |
| Sunday, May 21, 2017 | Waning Crescent | 27.77% | π |
| Monday, May 22, 2017 | Waning Crescent | 18.3% | π |
| Tuesday, May 23, 2017 | Waning Crescent | 10.19% | π |
| Wednesday, May 24, 2017 | Waning Crescent | 4.1% | π |
| Thursday, May 25, 2017 | New Moon | 0.64% | π |
| Friday, May 26, 2017 | New Moon | 0.2% | π |
| Saturday, May 27, 2017 | New Moon | 2.84% | π |
| Sunday, May 28, 2017 | Waxing Crescent | 8.31% | π |
| Monday, May 29, 2017 | Waxing Crescent | 16.07% | π |
| Tuesday, May 30, 2017 | Waxing Crescent | 25.43% | π |
| Wednesday, May 31, 2017 | First Quarter | 35.73% | π |