Waning · 79.5% lit · ♈︎ Aries 14°
Moon age
19.7days
Moon phase on August 13, 2025Waning Gibbous
On Wednesday, August 13, 2025, the Moon was a Waning Gibbous: 79.5% of its visible face lit, 19.7 days after the new moon and shrinking each night.
79.5%Illumination at noon UTC
19.7 dMoon age
369,785 km229,774 mi from Earth
♈︎ AriesMoon sign (15°)
32.3′Apparent size (arcmin)
WaningLit on the left (N. Hemisphere)
Nearest moon phases
The nearest full moon to August 13, 2025 is on Saturday, August 9, 2025 at 07:55 UTC, 4 days earlier, and the nearest new moon is on Saturday, August 23, 2025 at 06:07 UTC, 10 days later.
| Phase | Date | Time (UTC) |
|---|---|---|
| Full Moon (before) | Saturday, August 9, 2025 | 07:55 |
| Last Quarter (after) | Saturday, August 16, 2025 | 05:12 |
The Moon around August 13
More about this date
Wednesday, August 13, 2025 falls in the lunar cycle that runs from the new moon of July 24, 2025 to the new moon of August 23, 2025, a cycle of 29.46 days.
- See every phase of the month in the moon phases in August 2025, or the whole moon calendar 2025.
- The same date one year apart: 2024 · 2026.
- Born on this day? The moon phase on your birthday tool adds your birth time and your moon sign.
- Phases change by time zone: this page uses Coordinated Universal Time (UTC). Learn how to read the phases of the moon.