← Calendar

Moon on Sat, December 13, 2025

← 12/12Sat12/14 →
Lunar 10/24

The Moon on this date is Waning Crescent, with about 38% of its disk illuminated.

Watch this night's MoonWaning Crescent“A final silver arc before daybreak”
Illumination
38%
Moonrise
--:--
Moonset
--:--

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 December 2025 Moon calendar and major phase times →

Geminids meteor shower

A brief light to remember from a cold winter night.

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 2025-12-13–2025-12-15 · approximate annual window, not a year-specific forecast.

Seoul estimate · Korea Standard Time (KST)

Predawn candidate 12/13, 05:30 · watch a wide area of sky.

Moon illumination 40% · the Moon is up and may hide faint meteors.

Clouds and light pollution affect actual visibility.

Check IMO annual meteor forecasts
A thin crescent appears low in the eastern sky before sunrise.

The Moon on December 13, 2025

On December 13, 2025, the Moon was a waning crescent, 22.8 days old and 38% illuminated, in the constellation Virgo about 397,976 km (247,291 mi) from Earth. The next New Moon followed on December 20, 2025.

Phase
Waning Crescent
Illumination
38%
Moon age
22.8 days since New Moon
Distance from Earth
397,976 km (247,291 mi)
Constellation
Virgo
Previous Full Moon
December 4, 2025
Next New Moon
December 20, 2025
Next Full Moon
January 3, 2026

Moon phases around December 13, 2025

Moon phase, illumination and age for the three days before and after December 13, 2025
DateMoonLitAge
12/10 WedWaning Gibbous68%19.8d
12/11 ThuWaning Gibbous58%20.8d
12/12 FriWaning Crescent48%21.8d
12/13 SatWaning Crescent38%22.8d
12/14 SunWaning Crescent29%23.8d
12/15 MonWaning Crescent21%24.8d
12/16 TueWaning Crescent14%25.8d

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
Today's MoonCalendarTonightStargazingMoon Guide
Moonrise by cityFull Moon calendarSky compassMoon eventsLunar date converterMy birthday MoonMoon Phase SoulmateMoon around the worldMoon clockEmbed widget
AboutContactPrivacy policyTerms of serviceCredits & licences

© 2026 Oh My Luna

EN
한국어English日本語简体中文繁體中文
Moon GuideCalendarToday's MoonTonightStargazing