GlensDomain.com Moon Phases

Waning Gibbous Phase

The Waning Gibbous Phase is the first phase after the Full Moon occurs. It lasts roughly 7 days with the Moon's illumination growing smaller each day until the Moon becomes a Last Quarter Moon with an illumination of 50%.

The average Moon rise for this phase is between 9pm and Midnight depending on the age of the phase. The moon rises later and later each night setting after sunrise in the morning.

During this phase the Moon can also be seen in the early morning daylight hours on the western horizon.