S
M
T
W
T
F
S
29
47°
41°
30
47°
35°
1
45°
34°
2
43°
37°
3
46°
35°
4
44°
33°
5
42°
34°
6
43°
36°
7
42°
37°
8
45°
35°
9
44°
36°
10
43°
36°
11
43°
35°
12
44°
31°
13
42°
29°
14
41°
31°
15
40°
30°
16
39°
30°
17
40°
31°
18
39°
31°
19
39°
32°
20
40°
33°
21
41°
34°
22
42°
35°
23
42°
34°
24
43°
36°
25
42°
36°
26
42°
37°
27
44°
36°
28
41°
31°
29
42°
32°
30
43°
34°
31
42°
34°
1
42°
36°
2
43°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bremerton
Bremerton's December 2026 forecast shows daily high temperatures ranging from 39° to 47°, with overnight lows between 29° and 41°. The average high for December is 42° with an average low of 34°. 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 Bremerton. See also: January | February | March.