S
M
T
W
T
F
S
29
60°
41°
30
62°
34°
1
53°
29°
2
47°
27°
3
52°
37°
4
56°
38°
5
51°
36°
6
47°
30°
7
46°
26°
8
44°
24°
9
45°
26°
10
46°
31°
11
50°
29°
12
56°
34°
13
51°
32°
14
50°
30°
15
49°
31°
16
48°
30°
17
46°
26°
18
43°
22°
19
42°
19°
20
40°
21°
21
41°
27°
22
49°
28°
23
44°
24°
24
43°
21°
25
43°
27°
26
44°
28°
27
44°
25°
28
45°
24°
29
44°
26°
30
44°
24°
31
45°
22°
1
41°
20°
2
41°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mounds
Mounds's December 2026 forecast shows daily high temperatures ranging from 40° to 62°, with overnight lows between 19° and 41°. The average high for December is 47° with an average low of 28°. 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 Mounds. See also: January | February | March.
