Moon calendar for May 2027

By Maren Tremblay, Fatesight editor · Last updated September 30, 2026

Every day of May 2027 with the Moon's phase and how much of it is lit at 12:00 UTC. The new Moon, the quarters and the full Moon are marked on the day they happen in UTC.

The new Moon falls on May 6, with the Moon in Taurus. This month's full Moon is the Flower Moon, on May 20, with the Moon in Scorpio.

New Moon, quarters and full Moon in May 2027

New MoonThursday, May 6, 2027 at 10:58 UTC
First quarterThursday, May 13, 2027 at 04:44 UTC
Full MoonThursday, May 20, 2027 at 10:59 UTC
Last quarterFriday, May 28, 2027 at 13:58 UTC

Times are in Coordinated Universal Time (UTC), to the minute, and agree with NASA's published table of Moon phases to within two minutes. Where your browser allows, your own clock is shown under each.

The Moon on each day of May 2027
Sun	Mon	Tue	Wed	Thu	Fri	Sat
						May 1: Waning crescent, 26% lit
May 2: Waning crescent, 17% lit	May 3: Waning crescent, 10% lit	May 4: Waning crescent, 5% lit	May 5: Waning crescent, 1% lit	May 6: New Moon, 0% lit	May 7: Waxing crescent, 1% lit	May 8: Waxing crescent, 6% lit
May 9: Waxing crescent, 12% lit	May 10: Waxing crescent, 21% lit	May 11: Waxing crescent, 31% lit	May 12: Waxing crescent, 42% lit	May 13: First quarter, 54% lit	May 14: Waxing gibbous, 65% lit	May 15: Waxing gibbous, 75% lit
May 16: Waxing gibbous, 84% lit	May 17: Waxing gibbous, 91% lit	May 18: Waxing gibbous, 96% lit	May 19: Waxing gibbous, 99% lit	May 20: Full Moon, 100% lit	May 21: Waning gibbous, 99% lit	May 22: Waning gibbous, 96% lit
May 23: Waning gibbous, 91% lit	May 24: Waning gibbous, 85% lit	May 25: Waning gibbous, 78% lit	May 26: Waning gibbous, 70% lit	May 27: Waning gibbous, 61% lit	May 28: Last quarter, 51% lit	May 29: Waning crescent, 41% lit
May 30: Waning crescent, 32% lit	May 31: Waning crescent, 22% lit

How is the Moon moving through May 2027?

At noon UTC the Moon is waxing, growing toward full, from May 6 to May 19 (14 days), and waning on the other 17. It is at least half lit on 16 days. Time between the principal phases: New Moon May 6, first quarter May 13: 6 days 18 hours; First quarter May 13, full Moon May 20: 7 days 6 hours; Full Moon May 20, last quarter May 28: 8 days 3 hours.

Which sign is the Moon in during May 2027?

Each stay to the minute, in UTC.

Pisces: from the start of May 2027 until May 3 at 01:43 UTC.
Aries: from May 3 at 01:43 UTC until May 5 at 07:53 UTC.
Taurus: from May 5 at 07:53 UTC until May 7 at 11:07 UTC.
Gemini: from May 7 at 11:07 UTC until May 9 at 13:00 UTC.
Cancer: from May 9 at 13:00 UTC until May 11 at 15:01 UTC.
Leo: from May 11 at 15:01 UTC until May 13 at 18:06 UTC.
Virgo: from May 13 at 18:06 UTC until May 15 at 22:34 UTC.
Libra: from May 15 at 22:34 UTC until May 18 at 04:34 UTC.
Scorpio: from May 18 at 04:34 UTC until May 20 at 12:28 UTC.
Sagittarius: from May 20 at 12:28 UTC until May 22 at 22:43 UTC.
Capricorn: from May 22 at 22:43 UTC until May 25 at 11:05 UTC.
Aquarius: from May 25 at 11:05 UTC until May 27 at 23:56 UTC.
Pisces: from May 27 at 23:56 UTC until May 30 at 10:40 UTC.
Aries: from May 30 at 10:40 UTC until the end of May 2027.

Questions about the Moon in May 2027

When is the full Moon in May 2027?

The full Moon is on May 20 at 10:59 UTC with the Moon in Scorpio. It is the Flower Moon, a name from the Old Farmer's Almanac tradition.

When is the new Moon in May 2027?

The new Moon is on May 6 at 10:58 UTC with the Moon in Taurus.

How much of the Moon is lit in May 2027?

At 12:00 UTC on May 1 the Moon is 26% lit (waning crescent), on May 15 75% (waxing gibbous) and on May 31 22% (waning crescent). The dimmest day at noon UTC is May 6 at 0%, the brightest May 20 at 100%.

Does May 2027 have a Blue Moon or an eclipse?

No: the one full Moon is May 20, and nothing is eclipsed.