CloudOmen
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New moon on April 21, full moon on April 7.

Today Friday, October 23, 2026

Waxing gibbous

92.1% illuminated

Since new moon
12 days, 23 hours
Next main phase
Full moon: Monday, October 26 at 12:11 AM

As of 11:27 AM, Eastern Time

Main phases of April 2031

  • Full moon
  • Last quarter
  • New moon
  • First quarter

Mercury retrograde in April 2031: March 25 – April 18

Dates and note
April 2031: the moon for each day
MondayTuesdayWednesdayThursdayFridaySaturdaySunday
Tuesday, April 1, 2031, Waxing gibbous, 68.9% illuminatedTradition: GrowWednesday, April 2, 2031, Waxing gibbous, 77.5% illuminatedTradition: GrowThursday, April 3, 2031, Waxing gibbous, 85.2% illuminatedTradition: GrowFriday, April 4, 2031, Waxing gibbous, 91.7% illuminatedTradition: GrowSaturday, April 5, 2031, Waxing gibbous, 96.5% illuminatedTradition: GrowSunday, April 6, 2031, Waxing gibbous, 99.3% illuminatedTradition: Grow
Monday, April 7, 2031, Full moon, 99.8% illuminatedTradition: ThickTuesday, April 8, 2031, Waning gibbous, 97.8% illuminatedTradition: KeepWednesday, April 9, 2031, Waning gibbous, 93.2% illuminatedTradition: KeepThursday, April 10, 2031, Waning gibbous, 86.3% illuminatedTradition: KeepFriday, April 11, 2031, Waning gibbous, 77.4% illuminatedTradition: KeepSaturday, April 12, 2031, Waning gibbous, 67.0% illuminatedTradition: KeepSunday, April 13, 2031, Waning gibbous, 55.8% illuminatedTradition: Keep
Monday, April 14, 2031, Last quarter, 44.4% illuminatedTradition: KeepTuesday, April 15, 2031, Waning crescent, 33.4% illuminatedTradition: KeepWednesday, April 16, 2031, Waning crescent, 23.3% illuminatedTradition: KeepThursday, April 17, 2031, Waning crescent, 14.7% illuminatedTradition: KeepFriday, April 18, 2031, Waning crescent, 7.9% illuminatedTradition: KeepSaturday, April 19, 2031, Waning crescent, 3.1% illuminatedTradition: KeepSunday, April 20, 2031, Waning crescent, 0.5% illuminatedTradition: Keep
Monday, April 21, 2031, New moon, 0.1% illuminatedTradition: RestTuesday, April 22, 2031, Waxing crescent, 1.8% illuminatedTradition: GrowWednesday, April 23, 2031, Waxing crescent, 5.4% illuminatedTradition: GrowThursday, April 24, 2031, Waxing crescent, 10.6% illuminatedTradition: GrowFriday, April 25, 2031, Waxing crescent, 17.3% illuminatedTradition: GrowSaturday, April 26, 2031, Waxing crescent, 25.0% illuminatedTradition: GrowSunday, April 27, 2031, Waxing crescent, 33.6% illuminatedTradition: Grow
Monday, April 28, 2031, Waxing crescent, 42.8% illuminatedTradition: GrowTuesday, April 29, 2031, First quarter, 52.4% illuminatedTradition: GrowWednesday, April 30, 2031, Waxing gibbous, 62.1% illuminatedTradition: Grow

Each day shows the moon at 9 pm Eastern Time. The percentage is how much of the Moon is lit by the Sun.

April 2031 full moon

Full moon
Earth–Moon distance
375,941 km

The Moon is a little closer than average, but outside the supermoon threshold.

Tradition: Pink Moon

Next supermoon: Tuesday, November 24 at 9:53 AM, in 32 days.

Supermoon: at the moment of full moon, the Moon’s distance from Earth is within the closest tenth of the range between that orbit’s perigee (nearest point) and apogee (farthest point). The definition is Richard Nolle’s (1979); there is no single official one, and this calendar uses that threshold.

The thin ring is a full moon at average distance; the disc is this full moon at its true apparent size.

A North American folk name, as listed by the Old Farmer’s Almanac. It names the moon; it is not sky data.

Moonlight and sky watching

  1. 0–25%

    Dark night

    The Moon is thin or gone. Stars and the Milky Way are at their brightest; night clouds only show up in the glow of city lights. The best nights for photographing the night sky.

  2. 25–75%

    Half light

    A half moon hangs in the evening or morning sky. Cloud edges turn silver in its light; faint stars fade, but the sky still feels deep.

  3. 75–100%Tonight

    Moonlight

    The Moon is up for most of the night. Clouds keep their shapes even after dark; thin, high cloud can show a halo around the Moon. Faint stars and the Milky Way wash out in the moonlight.

Hair cutting days for April 2031

This part isn’t sky data: it’s a tradition handed down through the generations, with no scientific basis. For the curious, by the phase of the Moon.

  • April 1–6GrowWaxing moon: in the tradition, chosen when you want your hair to grow faster.
  • April 7ThickFull moon: in the tradition, chosen for thicker hair.
  • April 8–20KeepWaning moon: in the tradition, chosen when you want a cut to keep its shape longer.
  • April 21RestNew moon: in the tradition, a day to put the scissors down.
  • April 22–30GrowWaxing moon: in the tradition, chosen when you want your hair to grow faster.

How we calculate

The Moon’s phase and lit fraction come from the method in Jean Meeus’s Astronomical Algorithms; the moon in the CloudOmen app uses the same calculation.

Each day of the calendar shows the moon at 9 pm Eastern Time (New York). New moon, first quarter, full moon and last quarter are moments: the day a moment falls on takes the name of that phase, and its time is in the list above.

The image comes from the Moon map made by NASA’s Scientific Visualization Studio: the face we see from Earth, lit for the phase. The dark part is left faint so you can still make out the whole Moon.

Questions

When is the next full moon?
This month’s full moon and the other main phases are in the list above, with day and time. The “Next main phase” line at the top of the page shows the next one coming up.
Is the moon phase different in other countries?
The phase is the same all over the world at the same moment; what changes is the local date and time. A main phase close to midnight can land on different days in two countries. This calendar uses Eastern Time.
What does the percentage mean?
It’s the share of the disc we see from Earth that is lit by the Sun. It nears zero at new moon and a hundred at full moon. It isn’t a forecast or a hit rate.
What is a supermoon, and when is the next one?
A full moon that happens with the Moon near perigee, the closest point of its orbit: it looks slightly larger and brighter. The supermoons of 2026 fall on January 3, November 24 and December 24. The full moon block on this page shows the next one and the days left.
Which moon phase is chosen for cutting hair?
In folk tradition, hair cut while the moon is waxing is said to grow back faster, and a cut made while it wanes is said to last longer; the full moon is chosen for thicker hair, and the new moon is a day off from cutting. It’s a tradition, not sky data, and it has no scientific basis. This month’s dates are in the “hair cutting days” part of this page.

Let the app remind you of full moon and new moon nights.

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