MoonPhases

September 2025 · Friday · 1 year ago

12 September 2025

Waning Gibbous

72% illuminated and waning, 20.2 days into the lunar cycle.

The moon on 12 September 2025: Waning Gibbous, 72% illuminated

Ephemeris for 12 September 2025 at 12:00 UTC

Phase
Waning Gibbous
Illumination
71.8%
Lunar age
20.2 days
Elongation
244.2°
Distance
366,966 km
Distance (mi)
228,022 mi
Apparent size
32.6′
Constellation
Taurus
Libration lat
6.2° S
Libration lon
2.2° 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
London20:5304:3613:0760.0°
New York21:4704:4312:3271.9°
Chicago21:3904:4012:3370.9°
Denver21:5804:5212:3973.3°
Los Angeles22:1204:4712:1679.2°
Mexico City22:3204:2811:2086.1°
São Paulo23:2503:4909:1743.2°
Berlin20:5204:3913:1558.7°

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

Phases around this date

PhaseDateTime (UTC)From this date
Last Quarter14 September 202510:33in 2 days
New Moon21 September 202519:54in 9 days
First Quarter29 September 202523:54in 17 days
Full Moon7 October 202503:48in 25 days