S
M
T
W
T
F
S
29
52°
38°
30
51°
38°
1
52°
37°
2
51°
38°
3
46°
40°
4
48°
39°
5
46°
38°
6
45°
36°
7
44°
39°
8
45°
39°
9
46°
37°
10
48°
35°
11
49°
39°
12
49°
39°
13
48°
37°
14
50°
37°
15
42°
36°
16
43°
35°
17
42°
35°
18
42°
33°
19
41°
30°
20
41°
30°
21
42°
34°
22
41°
33°
23
43°
30°
24
42°
30°
25
41°
28°
26
41°
28°
27
40°
29°
28
44°
32°
29
45°
33°
30
46°
32°
31
45°
33°
1
43°
29°
2
48°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Monroe
Monroe's December 2026 forecast shows daily high temperatures ranging from 40° to 52°, with overnight lows between 28° and 40°. The average high for December is 45° with an average low of 35°. 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 Monroe. See also: January | February | March.
