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