MoonPhases

September 2025 · Saturday · 1 year ago

13 September 2025

Waning Gibbous

61% illuminated and waning, 21.2 days into the lunar cycle.

The moon on 13 September 2025: Waning Gibbous, 61% illuminated

Ephemeris for 13 September 2025 at 12:00 UTC

Phase
Waning Gibbous
Illumination
60.8%
Lunar age
21.2 days
Elongation
257.6°
Distance
369,375 km
Distance (mi)
229,519 mi
Apparent size
32.3′
Constellation
Gemini
Libration lat
6.7° S
Libration lon
3.4° 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
London21:3005:3514:3564.1°
New York22:3605:4313:4875.7°
Chicago22:2705:4013:5074.6°
Denver22:4905:5213:5476.9°
Los Angeles23:0605:4713:2882.8°
Mexico City23:2905:2812:2682.5°
São Paulo00:32 +104:4910:1039.3°
Berlin21:2705:3814:4562.9°

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 202510:33tomorrow
New Moon21 September 202519:54in 8 days
First Quarter29 September 202523:54in 16 days
Full Moon7 October 202503:48in 24 days