S
M
T
W
T
F
S
29
30°
6°
30
29°
5°
1
30°
15°
2
34°
18°
3
30°
15°
4
31°
7°
5
29°
5°
6
31°
5°
7
32°
6°
8
33°
5°
9
32°
4°
10
34°
7°
11
37°
3°
12
37°
5°
13
38°
9°
14
36°
15°
15
35°
5°
16
36°
13°
17
30°
10°
18
34°
11°
19
36°
15°
20
36°
5°
21
34°
7°
22
33°
11°
23
34°
2°
24
34°
15°
25
32°
8°
26
37°
1°
27
33°
0°
28
23°
9°
29
28°
1°
30
31°
11°
31
29°
13°
1
34°
13°
2
35°
8°
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 23° to 38°, with overnight lows between 0° and 18°. The average high for December is 33° with an average low of 8°. 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.