Moon Calendar for May, 2019
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Wednesday, May 1, 2019 | Waning Crescent | 9.33% | π |
| Thursday, May 2, 2019 | Waning Crescent | 4.39% | π |
| Friday, May 3, 2019 | New Moon | 1.2% | π |
| Saturday, May 4, 2019 | New Moon | 0% | π |
| Sunday, May 5, 2019 | New Moon | 1% | π |
| Monday, May 6, 2019 | Waxing Crescent | 4.28% | π |
| Tuesday, May 7, 2019 | Waxing Crescent | 9.8% | π |
| Wednesday, May 8, 2019 | Waxing Crescent | 17.38% | π |
| Thursday, May 9, 2019 | Waxing Crescent | 26.66% | π |
| Friday, May 10, 2019 | First Quarter | 37.21% | π |
| Saturday, May 11, 2019 | First Quarter | 48.49% | π |
| Sunday, May 12, 2019 | First Quarter | 59.91% | π |
| Monday, May 13, 2019 | Waxing Gibbous | 70.86% | π |
| Tuesday, May 14, 2019 | Waxing Gibbous | 80.73% | π |
| Wednesday, May 15, 2019 | Waxing Gibbous | 88.96% | π |
| Thursday, May 16, 2019 | Waxing Gibbous | 95.08% | π |
| Friday, May 17, 2019 | Full Moon | 98.8% | π |
| Saturday, May 18, 2019 | Full Moon | 100% | π |
| Sunday, May 19, 2019 | Full Moon | 98.77% | π |
| Monday, May 20, 2019 | Waning Gibbous | 95.35% | π |
| Tuesday, May 21, 2019 | Waning Gibbous | 90.06% | π |
| Wednesday, May 22, 2019 | Waning Gibbous | 83.27% | π |
| Thursday, May 23, 2019 | Waning Gibbous | 75.34% | π |
| Friday, May 24, 2019 | Last Quarter | 66.62% | π |
| Saturday, May 25, 2019 | Last Quarter | 57.39% | π |
| Sunday, May 26, 2019 | Last Quarter | 47.94% | π |
| Monday, May 27, 2019 | Last Quarter | 38.54% | π |
| Tuesday, May 28, 2019 | Waning Crescent | 29.46% | π |
| Wednesday, May 29, 2019 | Waning Crescent | 21% | π |
| Thursday, May 30, 2019 | Waning Crescent | 13.48% | π |
| Friday, May 31, 2019 | Waning Crescent | 7.28% | π |