Petaluma, California, USA — Moonrise, Moonset, and Moon Phases, December 2025

Moonrise, Moonset, and Phase Calendar for Petaluma, December 2025

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2025	Moonrise/Moonset						Meridian Passing
Dec	Moonrise		Moonset		Moonrise		Time		Distance (mi)	Illumination
1	-		3:11 am	↑ (283°)	2:18 pm	↑ (73°)	9:16 pm	(66.7°)	224,739	88.8%
2	-		4:27 am	↑ (292°)	2:52 pm	↑ (65°)	10:13 pm	(72.6°)	222,686	95.4%
3	-		5:47 am	↑ (299°)	3:33 pm	↑ (58°)	11:16 pm	(77.1°)	221,824	99.1%
4	-		7:08 am	↑ (304°)	4:26 pm	↑ (54°)	Moon does not pass the meridian on this day.
5	-		8:23 am	↑ (307°)	5:29 pm	↑ (53°)	12:22 am	(79.5°)	222,293	99.6%
6	-		9:27 am	↑ (306°)	6:42 pm	↑ (55°)	1:30 am	(79.6°)	224,072	96.8%
7	-		10:18 am	↑ (302°)	7:58 pm	↑ (60°)	2:34 am	(77.4°)	226,954	91.1%
8	-		10:58 am	↑ (296°)	9:11 pm	↑ (66°)	3:33 am	(73.5°)	230,617	83.1%
9	-		11:29 am	↑ (290°)	10:21 pm	↑ (74°)	4:26 am	(68.3°)	234,660	73.7%
10	-		11:56 am	↑ (282°)	11:26 pm	↑ (82°)	5:14 am	(62.5°)	238,746	63.5%
11	-		12:19 pm	↑ (274°)	-		5:58 am	(56.3°)	242,553	53.0%
12	12:28 am	↑ (89°)	12:41 pm	↑ (267°)	-		6:39 am	(50.2°)	245,871	42.8%
13	1:28 am	↑ (97°)	1:02 pm	↑ (259°)	-		7:19 am	(44.2°)	248,550	33.1%
14	2:27 am	↑ (104°)	1:25 pm	↑ (253°)	-		8:00 am	(38.6°)	250,529	24.2%
15	3:27 am	↑ (111°)	1:50 pm	↑ (246°)	-		8:42 am	(33.6°)	251,798	16.4%
16	4:28 am	↑ (117°)	2:19 pm	↑ (241°)	-		9:27 am	(29.3°)	252,403	10.0%
17	5:29 am	↑ (122°)	2:53 pm	↑ (237°)	-		10:14 am	(25.9°)	252,413	5.0%
18	6:29 am	↑ (125°)	3:35 pm	↑ (234°)	-		11:03 am	(23.7°)	251,914	1.7%
19	7:26 am	↑ (127°)	4:24 pm	↑ (233°)	-		11:55 am	(22.8°)	250,988	0.2%
20	8:17 am	↑ (127°)	5:20 pm	↑ (234°)	-		12:47 pm	(23.3°)	249,702	0.7%
21	9:01 am	↑ (124°)	6:21 pm	↑ (237°)	-		1:39 pm	(25.3°)	248,103	3.3%
22	9:39 am	↑ (120°)	7:25 pm	↑ (242°)	-		2:29 pm	(28.6°)	246,211	7.7%
23	10:11 am	↑ (115°)	8:31 pm	↑ (248°)	-		3:17 pm	(33.0°)	244,036	14.1%
24	10:38 am	↑ (108°)	9:36 pm	↑ (255°)	-		4:03 pm	(38.4°)	241,583	22.1%
25	11:03 am	↑ (100°)	10:41 pm	↑ (263°)	-		4:47 pm	(44.5°)	238,873	31.6%
26	11:27 am	↑ (92°)	11:47 pm	↑ (272°)	-		5:31 pm	(50.9°)	235,959	42.2%
27	11:51 am	↑ (84°)	-		-		6:17 pm	(57.6°)	232,950	53.4%
28	-		12:55 am	↑ (280°)	12:17 pm	↑ (76°)	7:05 pm	(64.2°)	230,020	64.8%
29	-		2:06 am	↑ (289°)	12:47 pm	↑ (68°)	7:58 pm	(70.2°)	227,391	75.7%
30	-		3:21 am	↑ (296°)	1:23 pm	↑ (61°)	8:55 pm	(75.2°)	225,338	85.4%
31	-		4:39 am	↑ (302°)	2:08 pm	↑ (56°)	9:59 pm	(78.6°)	224,134	93.0%
* All times are local time for Petaluma. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

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