Moon Calendar for May, 2019
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Wednesday, May 1, 2019 | Waning Crescent | 10.5% | π |
| Thursday, May 2, 2019 | Waning Crescent | 5.25% | π |
| Friday, May 3, 2019 | New Moon | 1.68% | π |
| Saturday, May 4, 2019 | New Moon | 0.07% | π |
| Sunday, May 5, 2019 | New Moon | 0.62% | π |
| Monday, May 6, 2019 | New Moon | 3.45% | π |
| Tuesday, May 7, 2019 | Waxing Crescent | 8.53% | π |
| Wednesday, May 8, 2019 | Waxing Crescent | 15.72% | π |
| Thursday, May 9, 2019 | Waxing Crescent | 24.69% | π |
| Friday, May 10, 2019 | First Quarter | 35.03% | π |
| Saturday, May 11, 2019 | First Quarter | 46.21% | π |
| Sunday, May 12, 2019 | First Quarter | 57.65% | π |
| Monday, May 13, 2019 | First Quarter | 68.74% | π |
| Tuesday, May 14, 2019 | Waxing Gibbous | 78.88% | π |
| Wednesday, May 15, 2019 | Waxing Gibbous | 87.47% | π |
| Thursday, May 16, 2019 | Waxing Gibbous | 94.04% | π |
| Friday, May 17, 2019 | Full Moon | 98.26% | π |
| Saturday, May 18, 2019 | Full Moon | 99.96% | π |
| Sunday, May 19, 2019 | Full Moon | 99.2% | π |
| Monday, May 20, 2019 | Waning Gibbous | 96.19% | π |
| Tuesday, May 21, 2019 | Waning Gibbous | 91.25% | π |
| Wednesday, May 22, 2019 | Waning Gibbous | 84.73% | π |
| Thursday, May 23, 2019 | Waning Gibbous | 77% | π |
| Friday, May 24, 2019 | Last Quarter | 68.41% | π |
| Saturday, May 25, 2019 | Last Quarter | 59.25% | π |
| Sunday, May 26, 2019 | Last Quarter | 49.83% | π |
| Monday, May 27, 2019 | Last Quarter | 40.4% | π |
| Tuesday, May 28, 2019 | Last Quarter | 31.23% | π |
| Wednesday, May 29, 2019 | Waning Crescent | 22.62% | π |
| Thursday, May 30, 2019 | Waning Crescent | 14.89% | π |
| Friday, May 31, 2019 | Waning Crescent | 8.39% | π |