In San diego california, United States the moon phase on Tuesday, December 9, 2025, is Last Quarter with an illumination of 65.78%. This represents the percent of the moon illuminated by the sun. The moon's age on Tuesday, December 9, 2025 is 20.64 days old. Since the last New Moon, the number of days indicates how many days have passed since the last New Moon.
| Moon Phase details | |
|---|---|
| Phase | 🌗 Last Quarter |
| Horoscope | ♐ Sagittarius |
| Illumination | 65.78% Visible |
| Rise/Set | 10:06 PM / 10:58 AM |
| Moon Age | 20.64 Days |
| Moon Angular | 29.75º |
| Moon Distance | 383,594.30 km |