Today in West valley city, United States, the Moon phase is Waxing Crescent with an illumination of 21.7%. This indicates the percentage of the Moon illuminated by the Sun. On Thursday, May 1, 2025, the Moon is 4.55 days old and currently located in the ♓ Pisces constellation.
| Moon Phase Today | |
|---|---|
| Phase | Waxing Crescent |
| Illumination | 21.7% Visible |
| Rise/Set | 9:20 AM / 12:39 AM |
| Moon Age | 4.55 Days |
| Moon Angular | 30.54º |
| Moon Distance | 373,597.07 km |
| Moon Phase | Date |
|---|---|
| New Moon | Apr 28, 2025, 6:44 AM |
| First Quarter | May 3, 2025, 11:41 AM |
| Full Moon | May 11, 2025, 8:06 PM |
| Last Quarter | May 19, 2025, 2:03 AM |
| Next full Moon | May 11, 2025, 8:06 PM |
| Next full Moon Timer | 10 Days 6 Hours 36 Minutes |
| Date | Phase | Visible | Moonrise | Moonset |
|---|---|---|---|---|
| May 1, 2025 |  Waxing Crescent | 21.7% Visible | 9:20 AM | 12:39 AM |
| May 2, 2025 |  First Quarter | 36.05% Visible | 10:29 AM | 1:36 AM |
| May 3, 2025 |  First Quarter | 46.48% Visible | 11:41 AM | 2:20 AM |
| May 4, 2025 |  First Quarter | 56.73% Visible | 12:51 PM | 2:54 AM |
| May 5, 2025 | First Quarter | 66.43% Visible | 1:57 PM | 3:22 AM |
| May 6, 2025 |  Waxing Gibbous | 75.31% Visible | 3:01 PM | 3:44 AM |
| May 7, 2025 |  Waxing Gibbous | 83.11% Visible | 4:02 PM | 4:04 AM |
| May 8, 2025 |  Waxing Gibbous | 89.62% Visible | 5:02 PM | 4:23 AM |
| May 9, 2025 |  Waxing Gibbous | 94.67% Visible | 6:02 PM | 4:41 AM |
| May 10, 2025 |  Full Moon | 98.11% Visible | 7:03 PM | 5:01 AM |
| May 11, 2025 |  Full Moon | 99.82% Visible | 8:06 PM | 5:24 AM |
The moon's phases are determined by the relative positions of the Earth, moon, and sun. As the moon orbits the Earth, the amount of the moon's illuminated surface visible from the Earth changes. This change in the moon's appearance is known as the moon's phase.
The most common phases are the new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent.