Block Island (Old Harbor) Location

Block Island (Old Harbor) Monthly Tide Charts

December, 2025

Sunday Monday Tuesday Wednesday Thursday Friday Saturday

1

Tide Chart for 12/1
Tide Time Height
High 3:45 AM 3.27 ft
Low 10:28 AM 0.03 ft
High 4:13 PM 2.76 ft
Low 10:01 PM -0.23 ft

2

Tide Chart for 12/2
Tide Time Height
High 4:40 AM 3.6 ft
Low 11:22 AM -0.23 ft
High 5:09 PM 2.9 ft
Low 10:51 PM -0.4 ft

3

Tide Chart for 12/3
Tide Time Height
High 5:32 AM 3.88 ft
Low 12:14 PM -0.43 ft
High 6:02 PM 3.03 ft
Low 11:41 PM -0.53 ft

4

Tide Chart for 12/4
Tide Time Height
High 6:24 AM 4.04 ft
Low 1:06 PM -0.55 ft
High 6:54 PM 3.12 ft

5

Tide Chart for 12/5
Tide Time Height
Low 12:32 AM -0.6 ft
High 7:16 AM 4.08 ft
Low 1:58 PM -0.56 ft
High 7:45 PM 3.14 ft

6

Tide Chart for 12/6
Tide Time Height
Low 1:24 AM -0.59 ft
High 8:09 AM 3.99 ft
Low 2:48 PM -0.48 ft
High 8:37 PM 3.1 ft

7

Tide Chart for 12/7
Tide Time Height
Low 2:16 AM -0.49 ft
High 9:01 AM 3.78 ft
Low 3:40 PM -0.32 ft
High 9:30 PM 3.01 ft

8

Tide Chart for 12/8
Tide Time Height
Low 3:09 AM -0.31 ft
High 9:55 AM 3.5 ft
Low 4:35 PM -0.14 ft
High 10:25 PM 2.9 ft

9

Tide Chart for 12/9
Tide Time Height
Low 4:07 AM -0.06 ft
High 10:51 AM 3.18 ft
Low 5:35 PM 0.03 ft
High 11:24 PM 2.79 ft

10

Tide Chart for 12/10
Tide Time Height
Low 5:21 AM 0.18 ft
High 11:48 AM 2.86 ft
Low 6:33 PM 0.16 ft

11

Tide Chart for 12/11
Tide Time Height
High 12:24 AM 2.72 ft
Low 6:45 AM 0.36 ft
High 12:45 PM 2.57 ft
Low 7:25 PM 0.24 ft

12

Tide Chart for 12/12
Tide Time Height
High 1:23 AM 2.68 ft
Low 7:57 AM 0.46 ft
High 1:41 PM 2.33 ft
Low 8:13 PM 0.31 ft

13

Tide Chart for 12/13
Tide Time Height
High 2:23 AM 2.68 ft
Low 9:00 AM 0.49 ft
High 2:41 PM 2.16 ft
Low 8:56 PM 0.34 ft

14

Tide Chart for 12/14
Tide Time Height
High 3:22 AM 2.72 ft
Low 9:55 AM 0.46 ft
High 3:41 PM 2.1 ft
Low 9:36 PM 0.34 ft

15

Tide Chart for 12/15
Tide Time Height
High 4:14 AM 2.78 ft
Low 10:43 AM 0.38 ft
High 4:32 PM 2.11 ft
Low 10:13 PM 0.31 ft

16

Tide Chart for 12/16
Tide Time Height
High 4:59 AM 2.86 ft
Low 11:24 AM 0.29 ft
High 5:16 PM 2.17 ft
Low 10:48 PM 0.25 ft

17

Tide Chart for 12/17
Tide Time Height
High 5:39 AM 2.92 ft
Low 12:04 PM 0.19 ft
High 5:55 PM 2.25 ft
Low 11:24 PM 0.17 ft

18

Tide Chart for 12/18
Tide Time Height
High 6:17 AM 2.98 ft
Low 12:43 PM 0.1 ft
High 6:32 PM 2.33 ft

19

Tide Chart for 12/19
Tide Time Height
Low 12:02 AM 0.1 ft
High 6:53 AM 3.02 ft
Low 1:21 PM 0.04 ft
High 7:08 PM 2.39 ft

20

Tide Chart for 12/20
Tide Time Height
Low 12:40 AM 0.05 ft
High 7:28 AM 3.03 ft
Low 1:58 PM 0.02 ft
High 7:45 PM 2.42 ft

21

Tide Chart for 12/21
Tide Time Height
Low 1:18 AM 0.03 ft
High 8:04 AM 3.01 ft
Low 2:31 PM 0.03 ft
High 8:22 PM 2.42 ft

22

Tide Chart for 12/22
Tide Time Height
Low 1:56 AM 0.04 ft
High 8:40 AM 2.97 ft
Low 3:02 PM 0.05 ft
High 9:01 PM 2.42 ft

23

Tide Chart for 12/23
Tide Time Height
Low 2:35 AM 0.1 ft
High 9:18 AM 2.89 ft
Low 3:32 PM 0.08 ft
High 9:43 PM 2.42 ft

24

Tide Chart for 12/24
Tide Time Height
Low 3:15 AM 0.18 ft
High 10:00 AM 2.8 ft
Low 4:07 PM 0.09 ft
High 10:30 PM 2.45 ft

25

Tide Chart for 12/25
Tide Time Height
Low 4:02 AM 0.28 ft
High 10:46 AM 2.68 ft
Low 4:47 PM 0.08 ft
High 11:20 PM 2.52 ft

26

Tide Chart for 12/26
Tide Time Height
Low 4:58 AM 0.36 ft
High 11:37 AM 2.56 ft
Low 5:34 PM 0.05 ft

27

Tide Chart for 12/27
Tide Time Height
High 12:13 AM 2.64 ft
Low 6:08 AM 0.4 ft
High 12:32 PM 2.45 ft
Low 6:27 PM 0.01 ft

28

Tide Chart for 12/28
Tide Time Height
High 1:09 AM 2.78 ft
Low 7:37 AM 0.36 ft
High 1:32 PM 2.37 ft
Low 7:23 PM -0.05 ft

29

Tide Chart for 12/29
Tide Time Height
High 2:10 AM 2.95 ft
Low 9:07 AM 0.21 ft
High 2:39 PM 2.34 ft
Low 8:25 PM -0.12 ft

30

Tide Chart for 12/30
Tide Time Height
High 3:16 AM 3.15 ft
Low 10:16 AM -0.01 ft
High 3:49 PM 2.42 ft
Low 9:30 PM -0.24 ft

31

Tide Chart for 12/31
Tide Time Height
High 4:20 AM 3.38 ft
Low 11:14 AM -0.24 ft
High 4:52 PM 2.59 ft
Low 10:32 PM -0.38 ft