S
M
T
W
T
F
S
29
52°
44°
30
56°
45°
1
57°
44°
2
56°
44°
3
58°
43°
4
50°
41°
5
54°
41°
6
54°
42°
7
53°
39°
8
46°
36°
9
45°
33°
10
43°
34°
11
42°
37°
12
43°
37°
13
47°
35°
14
40°
28°
15
43°
31°
16
43°
37°
17
48°
38°
18
45°
39°
19
53°
33°
20
49°
24°
21
43°
25°
22
38°
28°
23
38°
32°
24
41°
31°
25
53°
31°
26
47°
27°
27
42°
26°
28
39°
26°
29
39°
27°
30
42°
38°
31
52°
31°
1
55°
24°
2
45°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Middle River
Middle River's December 2026 forecast shows daily high temperatures ranging from 38° to 58°, with overnight lows between 22° and 45°. The average high for December is 47° 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 Middle River. See also: January | February | March.
