MoonPhases

December 2025 · Wednesday · 9 months ago

17 December 2025

Waning Crescent

6% illuminated and waning, 27.2 days into the lunar cycle.

The moon on 17 December 2025: Waning Crescent, 6% illuminated

Ephemeris for 17 December 2025 at 12:00 UTC

Phase
Waning Crescent
Illumination
6.1%
Lunar age
27.2 days
Elongation
331.9°
Distance
406,288 km
Distance (mi)
252,455 mi
Apparent size
29.4′
Constellation
Scorpio
Libration lat
6.4° N
Libration lon
0.8° E

Moonrise and moonset

Times in each city's own time zone. A “+1” means the event falls on the following day — the lunar day is about 50 minutes longer than ours, so rise and set drift later each date.
CityMoonriseTransitMoonsetPeak altitude
London05:5409:4713:3413.6°
New York05:1509:5314:2523.8°
Chicago05:1609:4914:1722.5°
Denver05:2110:0114:3624.5°
Los Angeles04:5809:5514:4930.1°
Mexico City05:0310:3616:0845.0°
São Paulo03:0309:5917:0089.1°
Berlin06:0309:5113:3212.7°

Somewhere else? The calculator works for any latitude and longitude, including your own.

Phases around this date

PhaseDateTime (UTC)From this date
New Moon20 December 202501:44in 3 days
First Quarter27 December 202519:10in 10 days
Full Moon3 January 202610:03in 17 days
Last Quarter10 January 202615:49in 24 days