S
M
T
W
T
F
S
29
44°
30°
30
43°
30°
1
44°
38°
2
49°
39°
3
48°
36°
4
48°
34°
5
50°
30°
6
50°
30°
7
46°
31°
8
46°
35°
9
50°
33°
10
47°
30°
11
47°
30°
12
46°
31°
13
49°
36°
14
45°
36°
15
52°
35°
16
48°
38°
17
46°
35°
18
47°
36°
19
49°
37°
20
47°
36°
21
46°
38°
22
49°
36°
23
48°
35°
24
46°
32°
25
48°
28°
26
47°
28°
27
41°
29°
28
40°
31°
29
41°
28°
30
41°
38°
31
47°
39°
1
49°
32°
2
48°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Warren
Warren's December 2026 forecast shows daily high temperatures ranging from 40° to 52°, with overnight lows between 28° and 39°. The average high for December is 47° with an average low of 33°. 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 Warren. See also: January | February | March.