San Juan, Puerto Rico — Moonrise, Moonset, and Moon Phases, December 2025

Moonrise, Moonset, and Phase Calendar for San Juan, December 2025

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2025	Moonrise/Moonset						Meridian Passing
Dec	Moonrise		Moonset		Moonrise		Time		Distance (mi)	Illumination
1	-		2:55 am	↑ (280°)	2:51 pm	↑ (77°)	9:21 pm	(85.8°)	225,153	87.6%
2	-		3:57 am	↑ (287°)	3:37 pm	↑ (70°)	10:18 pm	(88.1°)	222,936	94.6%
3	-		5:04 am	↑ (293°)	4:29 pm	↑ (65°)	11:19 pm	(83.4°)	221,873	98.8%
4	-		6:14 am	↑ (297°)	5:28 pm	↑ (61°)	Moon does not pass the meridian on this day.
5	-		7:25 am	↑ (300°)	6:34 pm	↑ (60°)	12:26 am	(80.6°)	222,130	99.7%
6	-		8:32 am	↑ (299°)	7:43 pm	↑ (61°)	1:33 am	(80.1°)	223,713	97.4%
7	-		9:32 am	↑ (297°)	8:50 pm	↑ (65°)	2:39 am	(82.0°)	226,442	92.1%
8	-		10:23 am	↑ (293°)	9:52 pm	↑ (70°)	3:39 am	(85.7°)	230,008	84.5%
9	-		11:07 am	↑ (287°)	10:50 pm	↑ (76°)	4:32 am	(89.3°)	234,014	75.3%
10	-		11:46 am	↑ (281°)	11:44 pm	↑ (82°)	5:21 am	(83.5°)	238,115	65.1%
11	-		12:21 pm	↑ (275°)	-		6:05 am	(77.4°)	241,982	54.7%
12	12:35 am	↑ (88°)	12:54 pm	↑ (268°)	-		6:46 am	(71.2°)	245,390	44.4%
13	1:24 am	↑ (95°)	1:26 pm	↑ (262°)	-		7:27 am	(65.2°)	248,174	34.6%
14	2:12 am	↑ (101°)	1:59 pm	↑ (256°)	-		8:08 am	(59.5°)	250,266	25.6%
15	3:01 am	↑ (106°)	2:34 pm	↑ (251°)	-		8:49 am	(54.3°)	251,644	17.6%
16	3:52 am	↑ (111°)	3:12 pm	↑ (247°)	-		9:33 am	(49.9°)	252,349	10.9%
17	4:44 am	↑ (115°)	3:54 pm	↑ (243°)	-		10:20 am	(46.3°)	252,448	5.7%
18	5:37 am	↑ (118°)	4:40 pm	↑ (241°)	-		11:09 am	(43.8°)	252,022	2.1%
19	6:31 am	↑ (120°)	5:31 pm	↑ (240°)	-		12:01 pm	(42.7°)	251,159	0.3%
20	7:23 am	↑ (120°)	6:24 pm	↑ (241°)	-		12:53 pm	(43.0°)	249,925	0.5%
21	8:13 am	↑ (118°)	7:19 pm	↑ (243°)	-		1:45 pm	(44.8°)	248,374	2.7%
22	8:59 am	↑ (115°)	8:15 pm	↑ (247°)	-		2:35 pm	(47.9°)	246,526	6.9%
23	9:41 am	↑ (111°)	9:09 pm	↑ (251°)	-		3:23 pm	(52.2°)	244,396	13.0%
24	10:20 am	↑ (106°)	10:03 pm	↑ (257°)	-		4:09 pm	(57.5°)	241,986	20.8%
25	10:56 am	↑ (100°)	10:56 pm	↑ (264°)	-		4:54 pm	(63.5°)	239,314	30.0%
26	11:32 am	↑ (93°)	11:49 pm	↑ (270°)	-		5:38 pm	(70.0°)	236,425	40.4%
27	12:08 pm	↑ (86°)	-		-		6:24 pm	(76.7°)	233,423	51.6%
28	-		12:44 am	↑ (277°)	12:45 pm	↑ (79°)	7:11 pm	(83.3°)	230,466	63.0%
29	-		1:42 am	↑ (284°)	1:27 pm	↑ (73°)	8:03 pm	(89.4°)	227,774	74.1%
30	-		2:44 am	↑ (290°)	2:14 pm	↑ (67°)	9:00 pm	(85.4°)	225,610	84.0%
31	-		3:50 am	↑ (296°)	3:08 pm	↑ (63°)	10:02 pm	(81.7°)	224,257	92.0%
* All times are local time for San Juan. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

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