On Tuesday, August 11, 1981 the Moon was in its waxing gibbous phase, with 88% of its disk illuminated and an age of 11.5 days since the last new moon. More than half of the disk is lit and the Moon already shows up in the afternoon. It stays visible most of the night, until the small hours.
Moon data for this date
| Phase | 🌔 Waxing Gibbous |
|---|---|
| Illumination | 88% |
| Moon age | 11.5 days |
| Day of the week | Tuesday |
| Last new moon | July 31, 1981 at 00:53 |
| Next full moon | August 15, 1981 at 13:37 (in 4.1 days) |
| Next new moon | August 29, 1981 at 11:44 (in 18.0 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.
← August 10, 1981 August 12, 1981 →
About the waxing gibbous
More than half of the disk is lit and the Moon already shows up in the afternoon. It stays visible most of the night, until the small hours. The phase name comes from the Moon's position in its 29.53-day cycle: on August 11, 1981 it had completed 39% of the cycle that began with the new moon on July 31, 1981.
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 August 11, 1981. For sun times, check sunrise and sunset.