Full MoonSeptember 1, 2031 at 23:38 UTC
Moon phases in September 2031
Major lunar phase events this month, with exact instants that can be shown in your local time zone.
Last QuarterSeptember 9, 2031 at 08:49 UTC
New MoonSeptember 16, 2031 at 18:00 UTC
First QuarterSeptember 24, 2031 at 03:11 UTC