S
M
T
W
T
F
S
29
39°
26°
30
38°
27°
1
39°
26°
2
38°
27°
3
40°
25°
4
39°
24°
5
38°
24°
6
36°
26°
7
39°
23°
8
37°
22°
9
28°
22°
10
32°
21°
11
33°
22°
12
33°
21°
13
32°
15°
14
34°
11°
15
29°
5°
16
21°
4°
17
22°
7°
18
20°
15°
19
25°
17°
20
30°
14°
21
30°
7°
22
26°
10°
23
26°
0°
24
23°
0°
25
19°
13°
26
26°
8°
27
26°
5°
28
19°
7°
29
21°
6°
30
20°
-2°
31
21°
12°
1
25°
13°
2
30°
8°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bridgewater
Bridgewater's December 2026 forecast shows daily high temperatures ranging from 19° to 40°, with overnight lows between -2° and 27°. The average high for December is 30° with an average low of 15°. 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 Bridgewater. See also: January | February | March.