On Tuesday, January 9, 2018 the Moon was in its last quarter phase, with 51% of its disk illuminated and an age of 22.3 days since the last new moon. Half of the disk is lit again, on the opposite side from the first quarter. The Moon rises around midnight and is visible in the morning.
Moon data for this date
| Phase | 🌗 Last Quarter |
|---|---|
| Illumination | 51% |
| Moon age | 22.3 days |
| Day of the week | Tuesday |
| Last new moon | December 18, 2017 at 04:30 |
| Next full moon | January 31, 2018 at 11:27 (in 22.0 days) |
| Next new moon | January 17, 2018 at 00:17 (in 7.5 days) |
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.
← January 8, 2018 January 10, 2018 →
About the last quarter
Half of the disk is lit again, on the opposite side from the first quarter. The Moon rises around midnight and is visible in the morning. The phase name comes from the Moon's position in its 29.53-day cycle: on January 9, 2018 it had completed 75% of the cycle that began with the new moon on December 18, 2017.
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 January 9, 2018. For sun times, check sunrise and sunset.