Astronomical Almanac for December 2031

Month Year

Day	Sunrise/Sunset		Day Length		Astronomical Twilight		Nautical Twilight		Civil Twilight		Solar Noon
Day	Sunrise	Sunset	Length	Diff.	Start	End	Start	End	Start	End	Time	Mil. mi.
1 +	7:34 AM	4:17 PM	8:42:45	-1:45	5:42 AM	6:08 PM	6:19 AM	5:32 PM	6:57 AM	4:53 PM	11:55 AM (19.8°)	91.66

2 +	7:35 AM	4:16 PM	8:41:05	-1:40	5:43 AM	6:08 PM	6:20 AM	5:31 PM	6:58 AM	4:53 PM	11:55 AM (19.6°)	91.64

3 +	7:36 AM	4:16 PM	8:39:28	-1:37	5:44 AM	6:08 PM	6:21 AM	5:31 PM	6:59 AM	4:53 PM	11:55 AM (19.4°)	91.63

4 +	7:37 AM	4:15 PM	8:37:56	-1:32	5:45 AM	6:08 PM	6:22 AM	5:31 PM	7:01 AM	4:52 PM	11:55 AM (19.3°)	91.61

5 +	7:39 AM	4:15 PM	8:36:29	-1:27	5:46 AM	6:08 PM	6:23 AM	5:31 PM	7:02 AM	4:52 PM	11:55 AM (19.1°)	91.6

6 +	7:40 AM	4:15 PM	8:35:06	-1:23	5:47 AM	6:08 PM	6:24 AM	5:31 PM	7:03 AM	4:52 PM	12:00 PM (20.2°)	91.59

7 +	7:41 AM	4:15 PM	8:33:48	-1:18	5:48 AM	6:08 PM	6:25 AM	5:30 PM	7:04 AM	4:52 PM	12:00 PM (20.1°)	91.58

8 +	7:42 AM	4:14 PM	8:32:34	-1:14	5:49 AM	6:07 PM	6:26 AM	5:30 PM	7:05 AM	4:52 PM	12:00 PM (20.0°)	91.56

9 +	7:43 AM	4:14 PM	8:31:25	-1:09	5:50 AM	6:07 PM	6:27 AM	5:30 PM	7:06 AM	4:52 PM	12:00 PM (19.9°)	91.55

10 +	7:44 AM	4:14 PM	8:30:22	-1:03	5:51 AM	6:08 PM	6:28 AM	5:30 PM	7:07 AM	4:52 PM	12:00 PM (19.8°)	91.54

11 +	7:45 AM	4:14 PM	8:29:23	-0:59	5:51 AM	6:08 PM	6:29 AM	5:30 PM	7:07 AM	4:52 PM	12:00 PM (19.7°)	91.53

12 +	7:46 AM	4:14 PM	8:28:29	-0:54	5:52 AM	6:08 PM	6:29 AM	5:31 PM	7:08 AM	4:52 PM	12:00 PM (19.6°)	91.52

13 +	7:47 AM	4:14 PM	8:27:40	-0:49	5:53 AM	6:08 PM	6:30 AM	5:31 PM	7:09 AM	4:52 PM	12:00 PM (19.5°)	91.51

14 +	7:47 AM	4:14 PM	8:26:56	-0:44	5:54 AM	6:08 PM	6:31 AM	5:31 PM	7:10 AM	4:52 PM	12:00 PM (19.5°)	91.5

15 +	7:48 AM	4:15 PM	8:26:18	-0:38	5:54 AM	6:08 PM	6:32 AM	5:31 PM	7:11 AM	4:52 PM	12:00 PM (19.4°)	91.49

16 +	7:49 AM	4:15 PM	8:25:45	-0:33	5:55 AM	6:09 PM	6:32 AM	5:31 PM	7:11 AM	4:52 PM	12:00 PM (19.4°)	91.48

17 +	7:50 AM	4:15 PM	8:25:17	-0:28	5:56 AM	6:09 PM	6:33 AM	5:32 PM	7:12 AM	4:53 PM	12:05 PM (19.3°)	91.47

18 +	7:50 AM	4:15 PM	8:24:54	-0:23	5:56 AM	6:09 PM	6:34 AM	5:32 PM	7:13 AM	4:53 PM	12:05 PM (19.3°)	91.47

19 +	7:51 AM	4:16 PM	8:24:37	-0:17	5:57 AM	6:10 PM	6:34 AM	5:32 PM	7:13 AM	4:53 PM	12:05 PM (19.3°)	91.46

20 +	7:52 AM	4:16 PM	8:24:25	-0:12	5:58 AM	6:10 PM	6:35 AM	5:33 PM	7:14 AM	4:54 PM	12:05 PM (19.3°)	91.45

21 +	7:52 AM	4:17 PM	8:24:19	-0:06	5:58 AM	6:11 PM	6:36 AM	5:33 PM	7:15 AM	4:54 PM	12:05 PM (19.2°)	91.44

22 +	7:53 AM	4:17 PM	8:24:18	-0:01	5:59 AM	6:11 PM	6:36 AM	5:34 PM	7:15 AM	4:55 PM	12:05 PM (19.2°)	91.44

23 +	7:53 AM	4:18 PM	8:24:22	+0:04	5:59 AM	6:12 PM	6:37 AM	5:34 PM	7:16 AM	4:55 PM	12:05 PM (19.2°)	91.43

24 +	7:54 AM	4:18 PM	8:24:32	+0:10	6:00 AM	6:12 PM	6:37 AM	5:35 PM	7:16 AM	4:56 PM	12:05 PM (19.3°)	91.42

25 +	7:54 AM	4:19 PM	8:24:48	+0:16	6:00 AM	6:13 PM	6:37 AM	5:36 PM	7:16 AM	4:56 PM	12:05 PM (19.3°)	91.42

26 +	7:54 AM	4:20 PM	8:25:09	+0:21	6:00 AM	6:14 PM	6:38 AM	5:36 PM	7:17 AM	4:57 PM	12:05 PM (19.3°)	91.41

27 +	7:55 AM	4:20 PM	8:25:34	+0:25	6:01 AM	6:14 PM	6:38 AM	5:37 PM	7:17 AM	4:58 PM	12:10 PM (19.3°)	91.41

28 +	7:55 AM	4:21 PM	8:26:05	+0:31	6:01 AM	6:15 PM	6:38 AM	5:38 PM	7:17 AM	4:59 PM	12:10 PM (19.4°)	91.41

29 +	7:55 AM	4:22 PM	8:26:42	+0:37	6:01 AM	6:16 PM	6:39 AM	5:38 PM	7:18 AM	4:59 PM	12:10 PM (19.4°)	91.4

30 +	7:55 AM	4:23 PM	8:27:24	+0:42	6:02 AM	6:16 PM	6:39 AM	5:39 PM	7:18 AM	5:00 PM	12:10 PM (19.5°)	91.4

31 +	7:55 AM	4:24 PM	8:28:11	+0:47	6:02 AM	6:17 PM	6:39 AM	5:40 PM	7:18 AM	5:01 PM	12:10 PM (19.6°)	91.4

Day	Moonrise/Moonset			Meridian Passing
Day	Moonrise	Moonset	Moonrise	Time	Thou. mi.	Illumination
1 +	-	9:42 AM	6:57 PM	1:55 AM (60.2°)	247.45	94%

2 +	-	10:18 AM	7:55 PM	2:40 AM (59.3°)	248.41	89%

3 +	-	10:49 AM	8:55 PM	3:25 AM (57.4°)	248.81	81%

4 +	-	11:17 AM	9:56 PM	4:10 AM (54.6°)	248.53	72%

5 +	-	11:42 AM	10:57 PM	4:50 AM (49.5°)	247.52	62%

6 +	-	12:06 PM	11:59 PM	5:35 AM (46.3°)	245.74	52%

7 +	-	12:30 PM	-	6:15 AM (42.4°)	243.25	41%

8 +	1:03 AM	12:55 PM	-	7:00 AM (38.2°)	240.14	31%

9 +	2:08 AM	1:22 PM	-	7:45 AM (33.0°)	236.61	21%

10 +	3:16 AM	1:53 PM	-	8:35 AM (29.3°)	232.88	13%

11 +	4:26 AM	2:31 PM	-	9:30 AM (26.0°)	229.25	7%

12 +	5:36 AM	3:16 PM	-	10:25 AM (23.6°)	226.02	3%

13 +	6:44 AM	4:10 PM	-	11:30 AM (22.2°)	223.49	0%

14 +	7:47 AM	5:15 PM	-	12:30 PM (22.3°)	221.87	0%

15 +	8:41 AM	6:27 PM	-	1:35 PM (23.9°)	221.28	2%

16 +	9:27 AM	7:43 PM	-	2:35 PM (26.9°)	221.72	7%

17 +	10:05 AM	9:00 PM	-	3:30 PM (31.0°)	223.08	13%

18 +	10:38 AM	10:16 PM	-	4:25 PM (35.9°)	225.16	21%

19 +	11:08 AM	11:29 PM	-	5:15 PM (41.0°)	227.71	30%

20 +	11:36 AM	-	-	6:05 PM (46.1°)	230.52	40%

21 +	-	12:41 AM	12:04 PM	6:55 PM (49.1°)	233.38	51%

22 +	-	1:51 AM	12:32 PM	7:45 PM (53.8°)	236.14	62%

23 +	-	2:59 AM	1:03 PM	8:30 PM (57.6°)	238.7	72%

24 +	-	4:04 AM	1:38 PM	9:20 PM (60.5°)	241.03	81%

25 +	-	5:06 AM	2:18 PM	10:10 PM (62.4°)	243.1	88%

26 +	-	6:03 AM	3:03 PM	11:00 PM (63.0°)	244.91	94%

27 +	-	6:55 AM	3:53 PM	11:50 PM (61.0°)	246.45	98%

28 +	-	7:39 AM	4:48 PM	12:00 AM (62.5°)	247.71	100%

29 +	-	8:18 AM	5:46 PM	12:35 AM (60.3°)	248.65	99%

30 +	-	8:51 AM	6:45 PM	1:20 AM (58.6°)	249.21	97%

31 +	-	9:20 AM	7:46 PM	2:05 AM (56.0°)	249.32	92%