Moon Calendar for May, 2019
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Wednesday, May 1, 2019 | Waning Crescent | 12.92% | π |
| Thursday, May 2, 2019 | Waning Crescent | 7.09% | π |
| Friday, May 3, 2019 | New Moon | 2.84% | π |
| Saturday, May 4, 2019 | New Moon | 0.45% | π |
| Sunday, May 5, 2019 | New Moon | 0.14% | π |
| Monday, May 6, 2019 | New Moon | 2.09% | π |
| Tuesday, May 7, 2019 | Waxing Crescent | 6.31% | π |
| Wednesday, May 8, 2019 | Waxing Crescent | 12.72% | π |
| Thursday, May 9, 2019 | Waxing Crescent | 21.05% | π |
| Friday, May 10, 2019 | First Quarter | 30.92% | π |
| Saturday, May 11, 2019 | First Quarter | 41.84% | π |
| Sunday, May 12, 2019 | First Quarter | 53.25% | π |
| Monday, May 13, 2019 | First Quarter | 64.55% | π |
| Tuesday, May 14, 2019 | Waxing Gibbous | 75.13% | π |
| Wednesday, May 15, 2019 | Waxing Gibbous | 84.38% | π |
| Thursday, May 16, 2019 | Waxing Gibbous | 91.78% | π |
| Friday, May 17, 2019 | Full Moon | 96.93% | π |
| Saturday, May 18, 2019 | Full Moon | 99.6% | π |
| Sunday, May 19, 2019 | Full Moon | 99.77% | π |
| Monday, May 20, 2019 | Full Moon | 97.6% | π |
| Tuesday, May 21, 2019 | Waning Gibbous | 93.36% | π |
| Wednesday, May 22, 2019 | Waning Gibbous | 87.4% | π |
| Thursday, May 23, 2019 | Waning Gibbous | 80.09% | π |
| Friday, May 24, 2019 | Waning Gibbous | 71.79% | π |
| Saturday, May 25, 2019 | Last Quarter | 62.82% | π |
| Sunday, May 26, 2019 | Last Quarter | 53.47% | π |
| Monday, May 27, 2019 | Last Quarter | 44.01% | π |
| Tuesday, May 28, 2019 | Last Quarter | 34.71% | π |
| Wednesday, May 29, 2019 | Waning Crescent | 25.85% | π |
| Thursday, May 30, 2019 | Waning Crescent | 17.74% | π |
| Friday, May 31, 2019 | Waning Crescent | 10.72% | π |