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