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