Waning · 57.5% lit · ♎︎ Libra 01°
Moon age
21.1days
Moon phase on December 31, 1920Waning Gibbous
On Friday, December 31, 1920, the Moon was a Waning Gibbous: 57.5% of its visible face lit, 21.1 days after the new moon and shrinking each night.
57.5%Illumination at noon UTC
21.1 dMoon age
379,006 km235,503 mi from Earth
♎︎ LibraMoon sign (1°)
31.5′Apparent size (arcmin)
WaningLit on the left (N. Hemisphere)
Nearest moon phases
The nearest full moon to December 31, 1920 is on Saturday, December 25, 1920 at 12:38 UTC, 6 days earlier, and the nearest new moon is on Sunday, January 9, 1921 at 05:27 UTC, 9 days later.
| Phase | Date | Time (UTC) |
|---|---|---|
| Full Moon (before) | Saturday, December 25, 1920 | 12:38 |
| Last Quarter (after) | Saturday, January 1, 1921 | 04:35 |
The Moon around December 31
More about this date
Friday, December 31, 1920 falls in the lunar cycle that runs from the new moon of December 10, 1920 to the new moon of January 9, 1921, a cycle of 29.81 days.
- See every phase of the month in the moon phases in December 1920, or the whole moon calendar 1920.
- The same date one year apart: 1919 · 1921.
- 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.