On Saturday, December 13, 2031 the Moon will be in its new moon phase, with 1% of its disk illuminated and an age of 28.7 days since the last new moon. The Moon sits between the Earth and the Sun and shows us its dark side. It is practically invisible in the sky, and the nights are darkest, which is ideal for stargazing.
Moon data for this date
| Phase | 🌑 New Moon |
|---|---|
| Illumination | 1% |
| Moon age | 28.7 days |
| Day of the week | Saturday |
| Last new moon | November 14, 2031 at 18:10 |
| Next full moon | December 28, 2031 at 14:33 (in 15.1 days) |
| Next new moon | December 14, 2031 at 06:06 (in about 18 h) |
The Moon on the surrounding days
Compare the phase and illumination over the three days before and after. Click a day to open its page.
← December 12, 2031 December 14, 2031 →
About the new moon
The Moon sits between the Earth and the Sun and shows us its dark side. It is practically invisible in the sky, and the nights are darkest, which is ideal for stargazing. The phase name comes from the Moon's position in its 29.53-day cycle: on December 13, 2031 it had completed 97% of the cycle that began with the new moon on November 14, 2031.
Looking for another date, such as a birthday? Use the Moon phase on the day I was born tool, see the Moon phase today page with the lunar calendar, or find the day of the week of December 13, 2031. For sun times, check sunrise and sunset.