Moon Calendar for May, 2004
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Saturday, May 1, 2004 | Waxing Gibbous | 86.06% | π |
| Sunday, May 2, 2004 | Waxing Gibbous | 92.93% | π |
| Monday, May 3, 2004 | Full Moon | 97.71% | π |
| Tuesday, May 4, 2004 | Full Moon | 99.9% | π |
| Wednesday, May 5, 2004 | Full Moon | 99.17% | π |
| Thursday, May 6, 2004 | Waning Gibbous | 95.48% | π |
| Friday, May 7, 2004 | Waning Gibbous | 89.1% | π |
| Saturday, May 8, 2004 | Waning Gibbous | 80.55% | π |
| Sunday, May 9, 2004 | Waning Gibbous | 70.5% | π |
| Monday, May 10, 2004 | Last Quarter | 59.63% | π |
| Tuesday, May 11, 2004 | Last Quarter | 48.57% | π |
| Wednesday, May 12, 2004 | Last Quarter | 37.87% | π |
| Thursday, May 13, 2004 | Waning Crescent | 27.98% | π |
| Friday, May 14, 2004 | Waning Crescent | 19.24% | π |
| Saturday, May 15, 2004 | Waning Crescent | 11.94% | π |
| Sunday, May 16, 2004 | Waning Crescent | 6.27% | π |
| Monday, May 17, 2004 | New Moon | 2.38% | π |
| Tuesday, May 18, 2004 | New Moon | 0.33% | π |
| Wednesday, May 19, 2004 | New Moon | 0.15% | π |
| Thursday, May 20, 2004 | New Moon | 1.79% | π |
| Friday, May 21, 2004 | Waxing Crescent | 5.17% | π |
| Saturday, May 22, 2004 | Waxing Crescent | 10.15% | π |
| Sunday, May 23, 2004 | Waxing Crescent | 16.59% | π |
| Monday, May 24, 2004 | Waxing Crescent | 24.29% | π |
| Tuesday, May 25, 2004 | First Quarter | 33.05% | π |
| Wednesday, May 26, 2004 | First Quarter | 42.62% | π |
| Thursday, May 27, 2004 | First Quarter | 52.73% | π |
| Friday, May 28, 2004 | First Quarter | 63.04% | π |
| Saturday, May 29, 2004 | Waxing Gibbous | 73.12% | π |
| Sunday, May 30, 2004 | Waxing Gibbous | 82.44% | π |
| Monday, May 31, 2004 | Waxing Gibbous | 90.37% | π |