MoonPhases

September 2026 · Friday · 13 days ago

4 September 2026

Last Quarter

48% illuminated and waning, 22.8 days into the lunar cycle.

The moon on 4 September 2026: Last Quarter, 48% illuminated

Ephemeris for 4 September 2026 at 12:00 UTC

Phase
Last Quarter
Illumination
48.1%
Lunar age
22.8 days
Elongation
272.3°
Distance
370,164 km
Distance (mi)
230,009 mi
Apparent size
32.3′
Constellation
Gemini
Libration lat
6.5° S
Libration lon
1.6° W

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
London22:3206:3915:4565.2°
New York23:4106:4714:5576.6°
Chicago23:3306:4414:5775.4°
Denver23:5406:5615:0077.7°
Los Angeles00:11 +106:5214:3483.5°
Mexico City00:34 +106:3213:3281.7°
São Paulo00:3205:5311:1238.3°
Berlin22:2806:4215:5664.1°

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

Phases around this date

PhaseDateTime (UTC)From this date
New Moon11 September 202603:27in 7 days
First Quarter18 September 202620:44in 14 days
Full Moon26 September 202616:49in 22 days
Last Quarter3 October 202613:25in 29 days