S
M
T
W
T
F
S
29
49°
30°
30
41°
26°
1
40°
26°
2
44°
31°
3
51°
37°
4
54°
37°
5
54°
38°
6
52°
37°
7
42°
25°
8
42°
27°
9
41°
27°
10
42°
26°
11
38°
21°
12
37°
22°
13
36°
19°
14
37°
18°
15
34°
18°
16
34°
20°
17
35°
20°
18
37°
18°
19
37°
21°
20
35°
21°
21
35°
20°
22
37°
30°
23
38°
31°
24
42°
27°
25
44°
23°
26
38°
23°
27
36°
30°
28
43°
24°
29
43°
23°
30
36°
22°
31
36°
20°
1
38°
19°
2
39°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bloomfield
Bloomfield's December 2026 forecast shows daily high temperatures ranging from 34° to 54°, with overnight lows between 18° and 38°. The average high for December is 40° with an average low of 25°. 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 Bloomfield. See also: January | February | March.