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Moon Phase on December 31, 2031
The estimated moon phase on December 31, 2031 is Waning Gibbous.
| Date | 2031-12-31 |
|---|---|
| Moon phase | Waning Gibbous |
| Estimated moon age | 17.2 days |
| Estimated illumination | 94% |
| Estimated next full moon | about 27.1 days later |
| Estimated next new moon | about 12.4 days later |
Moon phase values are calculated estimates for general sky planning. Local moonrise, moonset, and exact full moon moment can vary by timezone.