Moon Phases 1991
12 full moons · 12 new moons
January 1991
- Last Quarter7 Jan
- New Moon16 Jan
- First Quarter23 Jan
- Full Moon30 Jan
February 1991
- Last Quarter6 Feb
- New Moon14 Feb
- First Quarter21 Feb
- Full Moon28 Feb
March 1991
- Last Quarter8 Mar
- New Moon16 Mar
- First Quarter23 Mar
- Full Moon30 Mar
April 1991
- Last Quarter7 Apr
- New Moon14 Apr
- First Quarter21 Apr
- Full Moon29 Apr
May 1991
- Last Quarter7 May
- New Moon14 May
- First Quarter20 May
- Full Moon28 May
June 1991
- Last Quarter5 Jun
- New Moon12 Jun
- First Quarter19 Jun
- Full Moon27 Jun
July 1991
- Last Quarter5 Jul
- New Moon11 Jul
- First Quarter18 Jul
- Full Moon26 Jul
August 1991
- Last Quarter3 Aug
- New Moon10 Aug
- First Quarter17 Aug
- Full Moon25 Aug
September 1991
- Last Quarter1 Sept
- New Moon8 Sept
- First Quarter15 Sept
- Full Moon24 Sept
October 1991
- Last Quarter1 Oct
- New Moon8 Oct
- First Quarter15 Oct
- Full Moon23 Oct
- Last Quarter30 Oct
November 1991
- New Moon6 Nov
- First Quarter14 Nov
- Full Moon22 Nov
- Last Quarter28 Nov
December 1991
- New Moon6 Dec
- First Quarter14 Dec
- Full Moon21 Dec
- Last Quarter28 Dec
Dates are in UTC. Around midnight the local date may differ.
Frequently asked questions
How many full moons are there in 1991?
1991 has 12 full moons and 12 new moons.
When is the first full moon of 1991?
The first full moon of 1991 is on 30 January.
How are the dates calculated?
Dates are computed astronomically from the position of the Moon and Sun and validated against published values. The calendar date (UTC) is shown.