A MONTH OF WAXING AND WANING LIGHT

September 2025 Moon phase calendar

Daily phase and illumination values use a Korea-time reference. Exact major phase moments are in Korea Standard Time (KST); moonrise and moonset below use Seoul as a reference location.

Major phase times

Full Moon

2025-09-08 · 03:09 KST

Last Quarter

2025-09-14 · 19:33 KST

New Moon

2025-09-22 · 04:54 KST

First Quarter

2025-09-30 · 08:54 KST

Daily Moon phase

Select a date for its detailed Moon view.

Full calendar →

Daily Moon phase, illumination, moonrise and moonset for September 2025; rise and set times use Seoul as reference
Date	Phase	Illumination	Moonrise	Moonset
9/1	First Quarter	58%	14:41	23:42
9/2	First Quarter	68%	15:36	—
9/3	Waxing Gibbous	77%	16:24	00:38
9/4	Waxing Gibbous	85%	17:06	01:40
9/5	Waxing Gibbous	92%	17:41	02:48
9/6	Waxing Gibbous	97%	18:12	03:58
9/7	Full Moon	99%	18:40	05:09
9/8	Full Moon	100%	19:06	06:19
9/9	Waning Gibbous	97%	19:33	07:31
9/10	Waning Gibbous	92%	20:01	08:44
9/11	Waning Gibbous	85%	20:32	09:58
9/12	Waning Gibbous	76%	21:10	11:15
9/13	Last Quarter	65%	21:55	12:30
9/14	Last Quarter	54%	22:50	13:42
9/15	Last Quarter	42%	23:54	14:46
9/16	Last Quarter	32%	—	15:38
9/17	Waning Crescent	22%	01:02	16:21
9/18	Waning Crescent	14%	02:12	16:55
9/19	Waning Crescent	7%	03:20	17:24
9/20	Waning Crescent	3%	04:25	17:49
9/21	New Moon	0%	05:28	18:11
9/22	New Moon	0%	06:29	18:33
9/23	Waxing Crescent	2%	07:29	18:55
9/24	Waxing Crescent	5%	08:29	19:18
9/25	Waxing Crescent	10%	09:29	19:45
9/26	Waxing Crescent	16%	10:30	20:15
9/27	Waxing Crescent	24%	11:31	20:51
9/28	First Quarter	32%	12:30	21:35
9/29	First Quarter	42%	13:26	22:26
9/30	First Quarter	51%	14:16	23:24

Moonrise and moonset are astronomical calculations for Seoul and may differ from your location or visible horizon. Weather and local obstructions are not included.