Denver, Colorado, USA — Moonrise, Moonset, and Moon Phases, September 2025

Moonrise, Moonset, and Phase Calendar for Denver, September 2025

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2025	Moonrise/Moonset						Meridian Passing
Sep	Moonrise		Moonset		Moonrise		Time		Distance (mi)	Illumination
1	3:54 pm	↑ (129°)	-		-		8:15 pm	(20.8°)	246,787	67.5%
2	-		12:36 am	↑ (231°)	4:44 pm	↑ (128°)	9:09 pm	(21.9°)	243,856	76.7%
3	-		1:37 am	↑ (233°)	5:27 pm	↑ (124°)	10:03 pm	(24.5°)	240,522	85.1%
4	-		2:44 am	↑ (238°)	6:03 pm	↑ (119°)	10:55 pm	(28.6°)	237,046	92.0%
5	-		3:55 am	↑ (244°)	6:34 pm	↑ (112°)	11:46 pm	(34.0°)	233,723	97.0%
6	-		5:07 am	↑ (251°)	7:01 pm	↑ (104°)	Moon does not pass the meridian on this day.
7	-		6:20 am	↑ (260°)	7:26 pm	↑ (95°)	12:35 am	(40.3°)	230,832	99.7%
8	-		7:33 am	↑ (269°)	7:50 pm	↑ (86°)	1:24 am	(47.3°)	228,610	99.6%
9	-		8:47 am	↑ (279°)	8:16 pm	↑ (77°)	2:12 am	(54.6°)	227,200	96.6%
10	-		10:03 am	↑ (288°)	8:44 pm	↑ (69°)	3:03 am	(61.7°)	226,667	90.7%
11	-		11:21 am	↑ (296°)	9:17 pm	↑ (61°)	3:56 am	(68.0°)	226,967	82.5%
12	-		12:39 pm	↑ (303°)	9:58 pm	↑ (55°)	4:52 am	(73.3°)	227,969	72.3%
13	-		1:54 pm	↑ (307°)	10:49 pm	↑ (52°)	5:52 am	(76.9°)	229,517	60.9%
14	-		3:01 pm	↑ (308°)	11:49 pm	↑ (52°)	6:54 am	(78.6°)	231,430	49.0%
15	-		3:57 pm	↑ (307°)	-		7:55 am	(78.3°)	233,561	37.4%
16	12:57 am	↑ (54°)	4:42 pm	↑ (303°)	-		8:54 am	(76.0°)	235,784	26.7%
17	2:08 am	↑ (59°)	5:18 pm	↑ (298°)	-		9:49 am	(72.3°)	238,039	17.5%
18	3:19 am	↑ (65°)	5:46 pm	↑ (291°)	-		10:39 am	(67.3°)	240,280	10.0%
↑↓ Altitude Heading Position
19	4:27 am	↑ (72°)	6:11 pm	↑ (283°)	-		11:25 am	(61.7°)	242,489	4.5%
20	5:32 am	↑ (80°)	6:32 pm	↑ (275°)	-		12:08 pm	(55.6°)	244,634	1.2%
21	6:35 am	↑ (88°)	6:53 pm	↑ (268°)	-		12:49 pm	(49.4°)	246,672	0.0%
22	7:37 am	↑ (96°)	7:13 pm	↑ (260°)	-		1:30 pm	(43.3°)	248,527	1.0%
23	8:38 am	↑ (104°)	7:34 pm	↑ (253°)	-		2:11 pm	(37.6°)	250,101	3.9%
24	9:40 am	↑ (111°)	7:58 pm	↑ (246°)	-		2:53 pm	(32.4°)	251,271	8.6%
25	10:42 am	↑ (118°)	8:25 pm	↑ (240°)	-		3:37 pm	(27.9°)	251,913	14.9%
26	11:45 am	↑ (123°)	8:58 pm	↑ (236°)	-		4:24 pm	(24.3°)	251,902	22.5%
27	12:46 pm	↑ (127°)	9:38 pm	↑ (233°)	-		5:13 pm	(22.0°)	251,143	31.1%
28	1:44 pm	↑ (128°)	10:26 pm	↑ (231°)	-		6:05 pm	(20.9°)	249,585	40.6%
29	2:36 pm	↑ (128°)	11:22 pm	↑ (232°)	-		6:58 pm	(21.3°)	247,236	50.6%
30	3:21 pm	↑ (126°)	-		-		7:51 pm	(23.2°)	244,179	60.8%
* All times are local time for Denver. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

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