← 2031 Moon phase calendar

A MONTH OF WAXING AND WANING LIGHT

September 2031 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

Full Moon
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 2031 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 September 2031, at 03:00 UTC each day
DateMoonPhaseIllumination
Sep 1Full Moon100%
Sep 2Waning Gibbous99%
Sep 3Waning Gibbous96%
Sep 4Waning Gibbous90%
Sep 5Waning Gibbous83%
Sep 6Waning Gibbous74%
Sep 7Waning Gibbous65%
Sep 8Waning Gibbous55%
Sep 9Waning Crescent46%
Sep 10Waning Crescent36%
Sep 11Waning Crescent28%
Sep 12Waning Crescent20%
Sep 13Waning Crescent13%
Sep 14Waning Crescent7%
Sep 15Waning Crescent3%
Sep 16New Moon1%
Sep 17New Moon0%
Sep 18Waxing Crescent2%
Sep 19Waxing Crescent6%
Sep 20Waxing Crescent12%
Sep 21Waxing Crescent20%
Sep 22Waxing Crescent29%
Sep 23Waxing Crescent40%
Sep 24First Quarter51%
Sep 25Waxing Gibbous62%
Sep 26Waxing Gibbous73%
Sep 27Waxing Gibbous83%
Sep 28Waxing Gibbous91%
Sep 29Waxing Gibbous96%
Sep 30Full Moon99%
Moonrise and moonset where you are →

Born in September 2031?

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

EN