Waxing · 52.8% lit · ♓︎ Pisces 28°
First Quarter at
05:43UTC
Moon phase on December 17, 2026First Quarter
On Thursday, December 17, 2026, the Moon will be a First Quarter: 52.8% of its visible face lit, 8.5 days after the new moon and growing each night. The exact First Quarter happens at .
52.8%Illumination at noon UTC
8.5 dMoon age
388,473 km241,386 mi from Earth
♓︎ PiscesMoon sign (29°)
30.7′Apparent size (arcmin)
WaxingLit on the right (N. Hemisphere)
Nearest moon phases
The nearest full moon to December 17, 2026 is on Thursday, December 24, 2026 at 01:28 UTC, 7 days later, and the nearest new moon is on Wednesday, December 9, 2026 at 00:52 UTC, 8 days earlier.
| Phase | Date | Time (UTC) |
|---|---|---|
| New Moon (before) | Wednesday, December 9, 2026 | 00:52 |
| First Quarter (this day) | Thursday, December 17, 2026 | 05:43 |
| Full Moon (after) | Thursday, December 24, 2026 | 01:28 |
The Moon around December 17
More about this date
Thursday, December 17, 2026 falls in the lunar cycle that runs from the new moon of December 9, 2026 to the new moon of January 7, 2027, a cycle of 29.81 days.
- See every phase of the month in the moon phases in December 2026, or the whole moon calendar 2026.
- The same date one year apart: 2025 · 2027.
- 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.