Grinnell, Iowa, USA — Moonrise, Moonset, and Moon Phases, December 2025

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

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2025	Moonrise/Moonset						Meridian Passing
Dec	Moonrise		Moonset		Moonrise		Time		Distance (mi)	Illumination
1	-		3:10 am	↑ (283°)	2:10 pm	↑ (73°)	9:12 pm	(62.6°)	224,955	88.2%
2	-		4:29 am	↑ (292°)	2:40 pm	↑ (64°)	10:08 pm	(68.6°)	222,815	95.0%
3	-		5:52 am	↑ (300°)	3:18 pm	↑ (57°)	11:11 pm	(73.2°)	221,846	98.9%
4	-		7:15 am	↑ (306°)	4:07 pm	↑ (52°)	Moon does not pass the meridian on this day.
5	-		8:32 am	↑ (309°)	5:09 pm	↑ (51°)	12:17 am	(75.8°)	222,203	99.7%
6	-		9:37 am	↑ (308°)	6:22 pm	↑ (53°)	1:25 am	(76.1°)	223,879	97.1%
7	-		10:27 am	↑ (304°)	7:40 pm	↑ (58°)	2:30 am	(74.1°)	226,681	91.6%
8	-		11:05 am	↑ (298°)	8:57 pm	↑ (64°)	3:29 am	(70.3°)	230,294	83.8%
9	-		11:34 am	↑ (291°)	10:09 pm	↑ (72°)	4:22 am	(65.2°)	234,318	74.5%
10	-		11:58 am	↑ (283°)	11:18 pm	↑ (80°)	5:10 am	(59.4°)	238,413	64.4%
11	-		12:19 pm	↑ (275°)	-		5:54 am	(53.3°)	242,252	53.9%
12	12:23 am	↑ (89°)	12:38 pm	↑ (267°)	-		6:36 am	(47.1°)	245,619	43.6%
13	1:25 am	↑ (97°)	12:57 pm	↑ (260°)	-		7:16 am	(41.2°)	248,353	33.9%
14	2:28 am	↑ (105°)	1:17 pm	↑ (252°)	-		7:57 am	(35.6°)	250,392	24.9%
15	3:30 am	↑ (112°)	1:40 pm	↑ (245°)	-		8:39 am	(30.5°)	251,719	17.0%
16	4:33 am	↑ (118°)	2:06 pm	↑ (240°)	-		9:23 am	(26.1°)	252,376	10.4%
17	5:37 am	↑ (124°)	2:38 pm	↑ (235°)	-		10:10 am	(22.6°)	252,433	5.3%
18	6:39 am	↑ (127°)	3:17 pm	↑ (232°)	-		10:59 am	(20.3°)	251,973	1.9%
19	7:37 am	↑ (129°)	4:05 pm	↑ (231°)	-		11:51 am	(19.2°)	251,080	0.3%
20	8:28 am	↑ (129°)	5:01 pm	↑ (232°)	-		12:43 pm	(19.7°)	249,821	0.6%
21	9:12 am	↑ (127°)	6:03 pm	↑ (235°)	-		1:35 pm	(21.5°)	248,247	3.0%
22	9:48 am	↑ (122°)	7:10 pm	↑ (240°)	-		2:25 pm	(24.7°)	246,378	7.3%
23	10:18 am	↑ (116°)	8:17 pm	↑ (246°)	-		3:13 pm	(29.1°)	244,228	13.5%
24	10:43 am	↑ (109°)	9:25 pm	↑ (254°)	-		3:59 pm	(34.4°)	241,797	21.4%
25	11:05 am	↑ (102°)	10:33 pm	↑ (262°)	-		4:44 pm	(40.4°)	239,107	30.8%
26	11:26 am	↑ (93°)	11:42 pm	↑ (271°)	-		5:28 pm	(46.8°)	236,206	41.2%
27	11:47 am	↑ (85°)	-		-		6:13 pm	(53.5°)	233,200	52.5%
28	-		12:53 am	↑ (280°)	12:10 pm	↑ (76°)	7:01 pm	(60.1°)	230,255	63.9%
29	-		2:07 am	↑ (289°)	12:37 pm	↑ (68°)	7:53 pm	(66.2°)	227,592	74.8%
30	-		3:25 am	↑ (297°)	1:09 pm	↑ (60°)	8:51 pm	(71.3°)	225,479	84.6%
31	-		4:46 am	↑ (304°)	1:51 pm	↑ (54°)	9:53 pm	(74.8°)	224,196	92.5%
* All times are local time for Grinnell. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

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