S
M
T
W
T
F
S
29
62°
41°
30
54°
33°
1
54°
34°
2
57°
38°
3
53°
34°
4
55°
41°
5
54°
40°
6
56°
33°
7
54°
32°
8
53°
36°
9
54°
37°
10
53°
41°
11
56°
41°
12
59°
35°
13
55°
30°
14
51°
29°
15
50°
32°
16
50°
31°
17
51°
31°
18
50°
32°
19
51°
37°
20
51°
32°
21
52°
34°
22
52°
37°
23
53°
31°
24
51°
34°
25
50°
38°
26
53°
31°
27
52°
32°
28
53°
39°
29
52°
42°
30
55°
37°
31
58°
32°
1
56°
35°
2
59°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in La Grange
La Grange's December 2026 forecast shows daily high temperatures ranging from 50° to 62°, with overnight lows between 29° and 42°. The average high for December is 54° 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 La Grange. See also: January | February | March.
