S
M
T
W
T
F
S
29
40°
29°
30
39°
28°
1
38°
27°
2
40°
33°
3
44°
20°
4
51°
18°
5
42°
21°
6
30°
20°
7
33°
23°
8
34°
17°
9
33°
16°
10
32°
16°
11
28°
19°
12
30°
19°
13
32°
20°
14
31°
23°
15
32°
26°
16
34°
25°
17
34°
21°
18
35°
31°
19
38°
30°
20
37°
26°
21
37°
24°
22
34°
20°
23
31°
23°
24
32°
22°
25
34°
21°
26
33°
23°
27
29°
19°
28
33°
14°
29
33°
20°
30
30°
14°
31
31°
10°
1
Hist. Avg.
34°
19°
2
Hist. Avg.
34°
19°
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 28° to 51°, with overnight lows between 10° and 33°. The average high for December is 35° 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 Warren. See also: January | February | March.