Moon Calendar for May, 2019
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Wednesday, May 1, 2019 | Waning Crescent | 12.05% | π |
| Thursday, May 2, 2019 | Waning Crescent | 6.41% | π |
| Friday, May 3, 2019 | New Moon | 2.4% | π |
| Saturday, May 4, 2019 | New Moon | 0.28% | π |
| Sunday, May 5, 2019 | New Moon | 0.27% | π |
| Monday, May 6, 2019 | New Moon | 2.53% | π |
| Tuesday, May 7, 2019 | Waxing Crescent | 7.06% | π |
| Wednesday, May 8, 2019 | Waxing Crescent | 13.74% | π |
| Thursday, May 9, 2019 | Waxing Crescent | 22.31% | π |
| Friday, May 10, 2019 | First Quarter | 32.35% | π |
| Saturday, May 11, 2019 | First Quarter | 43.37% | π |
| Sunday, May 12, 2019 | First Quarter | 54.8% | π |
| Monday, May 13, 2019 | First Quarter | 66.04% | π |
| Tuesday, May 14, 2019 | Waxing Gibbous | 76.47% | π |
| Wednesday, May 15, 2019 | Waxing Gibbous | 85.5% | π |
| Thursday, May 16, 2019 | Waxing Gibbous | 92.62% | π |
| Friday, May 17, 2019 | Full Moon | 97.44% | π |
| Saturday, May 18, 2019 | Full Moon | 99.77% | π |
| Sunday, May 19, 2019 | Full Moon | 99.61% | π |
| Monday, May 20, 2019 | Full Moon | 97.14% | π |
| Tuesday, May 21, 2019 | Waning Gibbous | 92.64% | π |
| Wednesday, May 22, 2019 | Waning Gibbous | 86.48% | π |
| Thursday, May 23, 2019 | Waning Gibbous | 79.02% | π |
| Friday, May 24, 2019 | Waning Gibbous | 70.61% | π |
| Saturday, May 25, 2019 | Last Quarter | 61.57% | π |
| Sunday, May 26, 2019 | Last Quarter | 52.19% | π |
| Monday, May 27, 2019 | Last Quarter | 42.74% | π |
| Tuesday, May 28, 2019 | Last Quarter | 33.48% | π |
| Wednesday, May 29, 2019 | Waning Crescent | 24.7% | π |
| Thursday, May 30, 2019 | Waning Crescent | 16.72% | π |
| Friday, May 31, 2019 | Waning Crescent | 9.87% | π |