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 December 17 Waning Crescent 6% |
 December 18 Waning Crescent 2% |
 Illumination: 0% |
 December 20 New Moon 0% |
 December 21 Waxing Crescent 2% |
MOON
Your personal lunar portal
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Moon Phase: December 19, 2025
Visit the December 2025 Moon Phases Calendar to see all the daily moon phase for this month.
Phase
The on December 19 has an illumination of 0%. This is the percentage of the Moon illuminated by the Sun. The illumination is constantly changing and can vary up to 10% a day. On December 19 the Moon is 29 days old. This refers to how many days it has been since the last New Moon. It takes 29.53 days for the Moon to orbit the Earth and go through the lunar cycle of all 8 Moon phases.
The 8 Lunar Phases
There are 8 lunar phases the Moon goes through in its 29.53 days lunar cycle. The 4 major Moon phases are Full Moon, New Moon, First Quarter and Last Quarter. Between these major phases, there are 4 minor ones: the Waxing Crescent, Waxing Gibbous, Waning Gibbous and Waning Crescent. For more info on the Moon Cycle and on each phase check out Wikipedia Lunar Phase page.
Phase Details for - December 19
Illumination: 0%
Moon Age: 29.00 days
Moon Angle: 0.49
Moon Distance: 403,857.75 km
Sun Angle: 0.54
Sun Distance: 147,177,076.52 km
Useful Moon Resources
Check the weather before a night of Moon gazing at weather.com
For a list of all the current meteor showers visit American Meteor Society
Moonrise and Moonset
average moon rise Average Mid-phase Average Moon Set 