On Tuesday, May 18, 2021 the Moon was in its first quarter phase, with 44% of its disk illuminated and an age of 6.8 days since the last new moon. Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight.
Moon data for this date
| Phase | 🌓 First Quarter |
|---|---|
| Illumination | 44% |
| Moon age | 6.8 days |
| Day of the week | Tuesday |
| Last new moon | May 11, 2021 at 16:00 |
| Next full moon | May 26, 2021 at 08:14 (in 7.8 days) |
| Next new moon | June 10, 2021 at 07:53 (in 22.8 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.
About the first quarter
Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight. The phase name comes from the Moon's position in its 29.53-day cycle: on May 18, 2021 it had completed 23% of the cycle that began with the new moon on May 11, 2021.
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 May 18, 2021. For sun times, check sunrise and sunset.