Moonrise, Moonset, and Phase Calendar for Boulder (USA) October 2025

Day

Day of
the week

Moon
day

Moonrise

Moonset

Moonrise

Moon
Noon

Distance
(km)

Illumination

Moon
Phase

01

Wed

10

00:25

16:01

20:44

396134

64.92%

02

Thu

11

01:33

16:33

21:34

389551

74.40%

03

Fri

12

02:44

17:01

22:24

382429

83.12%

04

Sat

13

03:56

17:27

23:12

375255

90.56%

05

Sun

14

05:09

17:51

368574

96.14%

06

Mon

15

06:23

18:16

00:01

362930

99.35%

Full
Moon
21:47

07

Tue

16

07:40

18:43

00:51

358787

99.79%

08

Wed

17

09:00

19:15

01:44

356461

97.30%

09

Thu

18

10:21

19:54

02:41

356061

92.01%

10

Fri

19

11:41

20:42

03:42

357490

84.30%

11

Sat

20

12:54

21:41

04:46

360473

74.76%

12

Sun

21

13:55

22:48

05:49

364631

64.09%

13

Mon

22

14:44

06:50

369556

52.96%

Third
Quarter
12:12

14

Tue

23

00:00

15:22

07:46

374871

42.00%

15

Wed

24

01:11

15:52

08:38

380272

31.72%

16

Thu

25

02:19

16:17

09:24

385537

22.50%

17

Fri

26

03:25

16:39

10:08

390518

14.64%

18

Sat

27

04:28

16:59

10:49

395125

8.34%

19

Sun

28

05:29

17:19

11:29

399298

3.77%

20

Mon

29

06:30

17:40

12:10

402981

1.00%

21

Tue

30

07:32

18:02

12:51

406108

0.09%

New
Moon
06:25

22

Wed

1

08:34

18:28

13:35

408589

1.02%

23

Thu

2

09:37

18:59

14:21

410306

3.73%

24

Fri

3

10:39

19:36

15:09

411125

8.09%

25

Sat

4

11:38

20:21

16:00

410904

13.95%

26

Sun

5

12:31

21:13

16:52

409516

21.12%

27

Mon

6

13:18

22:13

17:44

406873

29.39%

28

Tue

7

13:58

23:18

18:35

402945

38.55%

29

Wed

8

14:31

19:25

397791

48.37%

First
Quarter
10:20

30

Thu

9

00:25

15:00

20:13

391575

58.56%

31

Fri

10

01:34

15:26

21:00

384581

68.73%

All times are local time for Boulder

Moon phase details:

January | February | March | April | May | June

July | August | September | October | November | December

>> Lunar(Moon) day for today

Moon phases for:
2023 | 2024 | 2025 |