Waning · 91.8% lit · ♌︎ Leo 03°
Moon age
17.2days
Moon phase on December 21, 2040Waning Gibbous
On Friday, December 21, 2040, the Moon will be a Waning Gibbous: 91.8% of its visible face lit, 17.2 days after the new moon and shrinking each night.
91.8%Illumination at noon UTC
17.2 dMoon age
405,238 km251,803 mi from Earth
♌︎ LeoMoon sign (3°)
29.5′Apparent size (arcmin)
WaningLit on the left (N. Hemisphere)
Nearest moon phases
The nearest full moon to December 21, 2040 is on Tuesday, December 18, 2040 at 12:16 UTC, 3 days earlier, and the nearest new moon is on Wednesday, January 2, 2041 at 19:08 UTC, 12 days later.
| Phase | Date | Time (UTC) |
|---|---|---|
| Full Moon (before) | Tuesday, December 18, 2040 | 12:16 |
| Last Quarter (after) | Wednesday, December 26, 2040 | 17:02 |
The Moon around December 21
More about this date
Friday, December 21, 2040 falls in the lunar cycle that runs from the new moon of December 4, 2040 to the new moon of January 2, 2041, a cycle of 29.48 days.
- See every phase of the month in the moon phases in December 2040, or the whole moon calendar 2040.
- The same date one year apart: 2039 · 2041.
- Born on this day? The moon phase on your birthday tool adds your birth time and your moon sign.
- Phases change by time zone: this page uses Coordinated Universal Time (UTC). Learn how to read the phases of the moon.