October 2026 Moon Phase Calendar

Updated · Daily moon data sampled at 8:00 p.m. Eastern Time (UTC shown where relevant)

The daily phase and illumination below are sampled at 8:00 p.m. Eastern Time. Principal phases are exact astronomical instants. Moonrise is for New York City and may occur on a different local date elsewhere.

May 2027 Moon Phase Calendar — 13-month

Gregorian dates: April 23, 2027 – May 20, 2027.

Switching keeps the reference date, April 23, 2027. Weekday headings follow the fixed calendar, not Gregorian weekdays. Each month has four complete weeks; Sol sits between June and July. The detail tables below keep their stated Gregorian date ranges.

May 2027 — International Fixed Calendar, Eastern Time. Gregorian date shown below each day.
SundayMondayTuesdayWednesdayThursdayFridaySaturday
Waning Gibbous, 90.1% illuminated90.1%April 23 Waning Gibbous, 83.5% illuminated83.5%April 24 Waning Gibbous, 75.8% illuminated75.8%April 25 Last Quarter, 67.2% illuminated67.2%April 26 Last Quarter, 58.1% illuminated58.1%April 27 Last Quarter, 48.7% illuminated48.7%April 28 Last Quarter 4:17 p.m. EDT Last Quarter, 39.2% illuminated39.2%April 29
Waning Crescent, 30% illuminated30%April 30 Waning Crescent, 21.4% illuminated21.4%May 1 Waning Crescent, 13.7% illuminated13.7%May 2 Waning Crescent, 7.4% illuminated7.4%May 3 New Moon, 2.8% illuminated2.8%May 4 New Moon, 0.5% illuminated0.5%May 5 New Moon, 0.6% illuminated0.6%May 6 New Moon 6:58 a.m. EDT
New Moon, 3.3% illuminated3.3%May 7 Waxing Crescent, 8.7% illuminated8.7%May 8 Waxing Crescent, 16.3% illuminated16.3%May 9 Waxing Crescent, 25.8% illuminated25.8%May 10 First Quarter, 36.6% illuminated36.6%May 11 First Quarter, 47.9% illuminated47.9%May 12 First Quarter, 59.2% illuminated59.2%May 13 First Quarter 12:43 a.m. EDT
First Quarter, 69.8% illuminated69.8%May 14 Waxing Gibbous, 79.3% illuminated79.3%May 15 Waxing Gibbous, 87.3% illuminated87.3%May 16 Waxing Gibbous, 93.5% illuminated93.5%May 17 Full Moon, 97.6% illuminated97.6%May 18 Full Moon, 99.6% illuminated99.6%May 19 Full Moon, 99.5% illuminated99.5%May 20 Full Moon 6:58 a.m. EDT

Daily phase names group the cycle into eight broad phase sectors, using progress between exact astronomical events. They describe the 8 p.m. Eastern sample, not the instant of a new moon, quarter moon, or full moon. The tables list those exact principal-phase instants separately.

October 2026 Moon Phases — Exact Times

Principal lunar phases in October 2026, with Eastern and UTC civil dates
PhaseDateTime (ET)Time (UTC)13 month date
Last Quarter9:24 a.m. EDT
1:24 p.m. UTC		September 24, 2026
New Moon11:50 a.m. EDT
3:50 p.m. UTC		October 3, 2026
First Quarter12:12 p.m. EDT
4:12 p.m. UTC		October 11, 2026
Full Moon12:11 a.m. EDT
4:11 a.m. UTC		October 19, 2026

Daily Moon Phase, Illumination, and Moonrise

Daily lunar conditions in October 2026; phase and illumination sampled at 8:00 p.m. Eastern
DatePhase at 8 p.m. ETIlluminationNYC moonrise (ET / UTC)13 month date
Last Quarter, 67.7% illuminatedLast Quarter67.7%, 9:40 p.m. EDT
, 1:40 a.m. UTC		September 22, 2026
Last Quarter, 56.5% illuminatedLast Quarter56.5%, 10:44 p.m. EDT
, 2:44 a.m. UTC		September 23, 2026
Last Quarter, 45.1% illuminatedLast Quarter45.1%, 11:56 p.m. EDT
, 3:56 a.m. UTC		September 24, 2026
Last Quarter, 34% illuminatedLast Quarter34%No moonrise on this Eastern calendar dateSeptember 25, 2026
Waning Crescent, 23.7% illuminatedWaning Crescent23.7%, 1:11 a.m. EDT
, 5:11 a.m. UTC		September 26, 2026
Waning Crescent, 15% illuminatedWaning Crescent15%, 2:26 a.m. EDT
, 6:26 a.m. UTC		September 27, 2026
Waning Crescent, 8% illuminatedWaning Crescent8%, 3:38 a.m. EDT
, 7:38 a.m. UTC		September 28, 2026
New Moon, 3.1% illuminatedNew Moon3.1%, 4:48 a.m. EDT
, 8:48 a.m. UTC		October 1, 2026
New Moon, 0.6% illuminatedNew Moon0.6%, 5:56 a.m. EDT
, 9:56 a.m. UTC		October 2, 2026
New Moon, 0.3% illuminatedNew Moon0.3%, 7:04 a.m. EDT
, 11:04 a.m. UTC		October 3, 2026
New Moon, 2.1% illuminatedNew Moon2.1%, 8:11 a.m. EDT
, 12:11 p.m. UTC		October 4, 2026
Waxing Crescent, 5.8% illuminatedWaxing Crescent5.8%, 9:18 a.m. EDT
, 1:18 p.m. UTC		October 5, 2026
Waxing Crescent, 11.2% illuminatedWaxing Crescent11.2%, 10:24 a.m. EDT
, 2:24 p.m. UTC		October 6, 2026
Waxing Crescent, 18% illuminatedWaxing Crescent18%, 11:27 a.m. EDT
, 3:27 p.m. UTC		October 7, 2026
Waxing Crescent, 25.9% illuminatedWaxing Crescent25.9%, 12:25 p.m. EDT
, 4:25 p.m. UTC		October 8, 2026
First Quarter, 34.5% illuminatedFirst Quarter34.5%, 1:16 p.m. EDT
, 5:16 p.m. UTC		October 9, 2026
First Quarter, 43.7% illuminatedFirst Quarter43.7%, 1:59 p.m. EDT
, 5:59 p.m. UTC		October 10, 2026
First Quarter, 53.2% illuminatedFirst Quarter53.2%, 2:35 p.m. EDT
, 6:35 p.m. UTC		October 11, 2026
First Quarter, 62.7% illuminatedFirst Quarter62.7%, 3:05 p.m. EDT
, 7:05 p.m. UTC		October 12, 2026
Waxing Gibbous, 71.9% illuminatedWaxing Gibbous71.9%, 3:31 p.m. EDT
, 7:31 p.m. UTC		October 13, 2026
Waxing Gibbous, 80.5% illuminatedWaxing Gibbous80.5%, 3:54 p.m. EDT
, 7:54 p.m. UTC		October 14, 2026
Waxing Gibbous, 88% illuminatedWaxing Gibbous88%, 4:16 p.m. EDT
, 8:16 p.m. UTC		October 15, 2026
Waxing Gibbous, 94% illuminatedWaxing Gibbous94%, 4:38 p.m. EDT
, 8:38 p.m. UTC		October 16, 2026
Full Moon, 98.1% illuminatedFull Moon98.1%, 5:02 p.m. EDT
, 9:02 p.m. UTC		October 17, 2026
Full Moon, 99.8% illuminatedFull Moon99.8%, 5:29 p.m. EDT
, 9:29 p.m. UTC		October 18, 2026
Full Moon, 98.9% illuminatedFull Moon98.9%, 6:01 p.m. EDT
, 10:01 p.m. UTC		October 19, 2026
Waning Gibbous, 95.2% illuminatedWaning Gibbous95.2%, 6:42 p.m. EDT
, 10:42 p.m. UTC		October 20, 2026
Waning Gibbous, 89% illuminatedWaning Gibbous89%, 7:33 p.m. EDT
, 11:33 p.m. UTC		October 21, 2026
Waning Gibbous, 80.7% illuminatedWaning Gibbous80.7%, 8:35 p.m. EDT
, 12:35 a.m. UTC		October 22, 2026
Waning Gibbous, 70.7% illuminatedWaning Gibbous70.7%, 9:47 p.m. EDT
, 1:47 a.m. UTC		October 23, 2026
Last Quarter, 59.7% illuminatedLast Quarter59.7%, 11:02 p.m. EDT
, 3:02 a.m. UTC		October 24, 2026

“No moonrise” means no rise occurs during that midnight-to-midnight Eastern calendar date at the New York City observer location; it does not mean the moon never rises.