Moon Calendar for May, 2004
| Date | Moon Phase | Illumination | Moon Icon |
|---|---|---|---|
| Saturday, May 1, 2004 | Waxing Gibbous | 90.15% | π |
| Sunday, May 2, 2004 | Waxing Gibbous | 95.91% | π |
| Monday, May 3, 2004 | Full Moon | 99.29% | π |
| Tuesday, May 4, 2004 | Full Moon | 99.86% | π |
| Wednesday, May 5, 2004 | Full Moon | 97.45% | π |
| Thursday, May 6, 2004 | Waning Gibbous | 92.19% | π |
| Friday, May 7, 2004 | Waning Gibbous | 84.52% | π |
| Saturday, May 8, 2004 | Waning Gibbous | 75.04% | π |
| Sunday, May 9, 2004 | Last Quarter | 64.44% | π |
| Monday, May 10, 2004 | Last Quarter | 53.39% | π |
| Tuesday, May 11, 2004 | Last Quarter | 42.48% | π |
| Wednesday, May 12, 2004 | Last Quarter | 32.19% | π |
| Thursday, May 13, 2004 | Waning Crescent | 22.9% | π |
| Friday, May 14, 2004 | Waning Crescent | 14.94% | π |
| Saturday, May 15, 2004 | Waning Crescent | 8.54% | π |
| Sunday, May 16, 2004 | Waning Crescent | 3.86% | π |
| Monday, May 17, 2004 | New Moon | 1% | π |
| Tuesday, May 18, 2004 | New Moon | 0% | π |
| Wednesday, May 19, 2004 | New Moon | 0.85% | π |
| Thursday, May 20, 2004 | New Moon | 3.48% | π |
| Friday, May 21, 2004 | Waxing Crescent | 7.78% | π |
| Saturday, May 22, 2004 | Waxing Crescent | 13.61% | π |
| Sunday, May 23, 2004 | Waxing Crescent | 20.78% | π |
| Monday, May 24, 2004 | Waxing Crescent | 29.1% | π |
| Tuesday, May 25, 2004 | First Quarter | 38.35% | π |
| Wednesday, May 26, 2004 | First Quarter | 48.26% | π |
| Thursday, May 27, 2004 | First Quarter | 58.53% | π |
| Friday, May 28, 2004 | First Quarter | 68.77% | π |
| Saturday, May 29, 2004 | Waxing Gibbous | 78.5% | π |
| Sunday, May 30, 2004 | Waxing Gibbous | 87.12% | π |
| Monday, May 31, 2004 | Waxing Gibbous | 93.97% | π |