S
M
T
W
T
F
S
29
46°
34°
30
48°
35°
1
51°
36°
2
49°
34°
3
51°
33°
4
45°
28°
5
49°
29°
6
49°
32°
7
48°
30°
8
40°
26°
9
39°
24°
10
37°
23°
11
35°
29°
12
38°
28°
13
39°
27°
14
35°
21°
15
38°
22°
16
38°
26°
17
39°
27°
18
37°
28°
19
44°
26°
20
41°
16°
21
36°
18°
22
33°
19°
23
31°
22°
24
35°
22°
25
40°
21°
26
40°
16°
27
33°
12°
28
30°
12°
29
31°
9°
30
32°
25°
31
39°
23°
1
46°
16°
2
37°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Beach Haven
Beach Haven's December 2026 forecast shows daily high temperatures ranging from 30° to 51°, with overnight lows between 9° and 36°. The average high for December is 40° with an average low of 24°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Beach Haven. See also: January | February | March.