Moon on Sun, January 4, 2026

1/3Sun1/5

Lunar 11/16

The Moon on this date is Full Moon, with about 99% of its disk illuminated.

Watch this night's MoonFull Moon“A round light filling the long hours of night”

Illumination

99%

Moonrise

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Moonset

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Moonrise and moonset are for Seoul. Moonset is when the Moon that rose this day sets, so it can fall on the next day.

See the January 2026 Moon calendar and major phase times →

Quadrantids meteor shower

Waiting for a brief light in the cold new year.

Around this time each year · estimated peak window

Moonlight will share the predawn sky.

When and how to watch

Find a dark location and watch a wide area of sky with unaided eyes.

Typical peak 2026-01-03–2026-01-05 · approximate annual window, not a year-specific forecast.

Seoul estimate · Korea Standard Time (KST)

Predawn candidate 1/4, 05:00 · watch a wide area of sky.

Moon illumination 100% · the Moon is up and may hide faint meteors.

Clouds and light pollution affect actual visibility.

Check IMO annual meteor forecasts

Moon near Jupiter

Look for distant Jupiter beside the Moon.

Viewing candidate 1/4, 01:00 · S · altitude about 74° · Seoul estimate · Korea Standard Time (KST)

When and how to watch

The Moon and Jupiter appear close together in our sky; they are not physically close.

Closest approach 1/4, 08:14 KST · 3.6° geocentric separation

Seoul estimate · Korea Standard Time (KST)

Viewing candidate 1/4, 01:00 · S · altitude about 74°

Clouds and light pollution affect actual visibility.

It rises near sunset and crosses the sky through the night at its fullest illumination.

The Moon on January 4, 2026

On January 4, 2026, the Moon was a Full Moon, 15.1 days old and 99% illuminated, in the constellation Gemini about 364,520 km (226,502 mi) from Earth. The exact Full Moon fell on January 3, 2026.

Phase: Full Moon
Illumination: 99%
Moon age: 15.1 days since New Moon
Distance from Earth: 364,520 km (226,502 mi)
Constellation: Gemini
Previous Full Moon: January 3, 2026
Next New Moon: January 18, 2026
Next Full Moon: February 1, 2026

Moon phases around January 4, 2026

Moon phase, illumination and age for the three days before and after January 4, 2026
Date	Moon	Lit	Age
1/1 Thu	Waxing Gibbous	92%	12.1d
1/2 Fri	Waxing Gibbous	97%	13.1d
1/3 Sat	Full Moon	100%	14.1d
1/4 Sun	Full Moon	99%	15.1d
1/5 Mon	Waning Gibbous	96%	16.1d
1/6 Tue	Waning Gibbous	90%	17.1d
1/7 Wed	Waning Gibbous	83%	18.1d

Values are calculated with Astronomy Engine at 12:00 Korea Standard Time (03:00 UTC) on each date; New and Full Moon dates are in UTC. Moon age counts days since the New Moon; distance is centre to centre.

OH MY LUNA