Moonrise, Moonset, and Phase Calendar for Boston (USA) December 2025

Day

Day of
the week

Moon
day

Moonrise

Moonset

Moonrise

Moon
Noon

Distance
(km)

Illumination

Moon
Phase

01

Mon

12

02:39

13:41

20:42

368502

83.07%

02

Tue

13

03:59

14:10

21:38

363280

90.96%

03

Wed

14

05:22

14:47

22:40

359380

96.59%

04

Thu

15

06:46

15:35

23:46

357221

99.48%

Full
Moon
18:14

05

Fri

16

08:04

16:36

357043

99.39%

06

Sat

17

09:09

17:48

00:54

358855

96.36%

07

Sun

18

10:00

19:07

01:59

362428

90.73%

08

Mon

19

10:38

20:24

02:59

367354

83.03%

09

Tue

20

11:07

21:37

03:53

373124

73.91%

10

Wed

21

11:31

22:47

04:41

379217

63.98%

11

Thu

22

11:52

23:52

05:25

385168

53.80%

Third
Quarter
15:51

12

Fri

23

12:10

06:07

390607

43.79%

13

Sat

24

00:55

12:29

06:47

395279

34.30%

14

Sun

25

01:58

12:49

07:28

399043

25.57%

15

Mon

26

03:01

13:10

08:10

401851

17.83%

16

Tue

27

04:05

13:36

08:54

403732

11.26%

17

Wed

28

05:09

14:07

09:41

404760

6.06%

18

Thu

29

06:11

14:45

10:30

405034

2.42%

19

Fri

30

07:10

15:32

11:21

404650

0.48%

New
Moon
20:43

20

Sat

1

08:01

16:28

12:14

403684

0.35%

21

Sun

2

08:45

17:31

13:06

402182

2.09%

22

Mon

3

09:21

18:37

13:56

400154

5.68%

23

Tue

4

09:51

19:45

14:44

397588

11.05%

24

Wed

5

10:16

20:54

15:30

394460

18.09%

25

Thu

6

10:38

22:02

16:15

390760

26.61%

26

Fri

7

10:59

23:11

16:59

386524

36.36%

27

Sat

8

11:19

17:44

381853

47.00%

First
Quarter
14:09

28

Sun

9

00:22

11:42

18:32

376940

58.07%

29

Mon

10

01:37

12:07

19:24

372075

69.03%

30

Tue

11

02:55

12:39

20:21

367630

79.21%

31

Wed

12

04:16

13:20

21:23

364027

87.93%

All times are local time for Boston

Moon phase details:

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