← 2099 Moon phase calendar

A MONTH OF WAXING AND WANING LIGHT

December 2099 Moon phase calendar

Major phase dates and times are in UTC. Daily phase and illumination are for 03:00 UTC on each date, the same moment as each day’s Moon page.

Major phase times

Last Quarter
New Moon
First Quarter
Full Moon

Which time zone does this calendar use?

Each major phase happens at the same instant worldwide. The dates and times here are in UTC, so where you are the date can be a day earlier or later. The Full Moon calendar gives full Moon names and times in US Eastern Time.

Daily phase and illumination are for 03:00 UTC, the same moment as each day’s Moon page. For moonrise and moonset where you are, see Moonrise and moonset tonight.

Find the Moon on your birthday →

Daily Moon phase

Select a date for its detailed Moon view.

Full calendar →
Daily Moon phase and illumination for December 2099, at 03:00 UTC each day
DateMoonPhaseIllumination
Dec 1Waning Gibbous89%
Dec 2Waning Gibbous81%
Dec 3Waning Gibbous72%
Dec 4Waning Gibbous62%
Dec 5Last Quarter51%
Dec 6Waning Crescent40%
Dec 7Waning Crescent29%
Dec 8Waning Crescent19%
Dec 9Waning Crescent11%
Dec 10Waning Crescent5%
Dec 11Waning Crescent1%
Dec 12New Moon0%
Dec 13Waxing Crescent2%
Dec 14Waxing Crescent6%
Dec 15Waxing Crescent12%
Dec 16Waxing Crescent19%
Dec 17Waxing Crescent27%
Dec 18Waxing Crescent36%
Dec 19Waxing Crescent46%
Dec 20Waxing Gibbous55%
Dec 21Waxing Gibbous64%
Dec 22Waxing Gibbous73%
Dec 23Waxing Gibbous81%
Dec 24Waxing Gibbous88%
Dec 25Waxing Gibbous94%
Dec 26Waxing Gibbous98%
Dec 27Full Moon100%
Dec 28Full Moon99%
Dec 29Waning Gibbous97%
Dec 30Waning Gibbous92%
Dec 31Waning Gibbous85%
Moonrise and moonset where you are →

Born in December 2099?

Choose your birth date to see that day’s Moon in 3D and make a card you can share.

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