S
M
T
W
T
F
S
29
43°
32°
30
44°
31°
1
41°
30°
2
41°
30°
3
40°
29°
4
43°
29°
5
41°
28°
6
36°
25°
7
31°
19°
8
27°
19°
9
31°
21°
10
37°
27°
11
37°
27°
12
39°
26°
13
35°
26°
14
28°
25°
15
33°
22°
16
36°
23°
17
35°
24°
18
33°
21°
19
32°
19°
20
30°
11°
21
29°
16°
22
25°
17°
23
34°
22°
24
31°
20°
25
33°
10°
26
30°
14°
27
24°
14°
28
28°
9°
29
27°
14°
30
24°
17°
31
26°
9°
1
31°
5°
2
20°
6°
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 20° to 44°, with overnight lows between 5° and 32°. The average high for December is 33° with an average low of 20°. 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.
