S
M
T
W
T
F
S
29
52°
24°
30
48°
21°
1
37°
21°
2
37°
22°
3
42°
25°
4
45°
32°
5
48°
36°
6
50°
36°
7
52°
33°
8
52°
27°
9
47°
30°
10
42°
24°
11
42°
19°
12
35°
21°
13
37°
19°
14
36°
18°
15
33°
19°
16
35°
16°
17
33°
15°
18
31°
22°
19
34°
21°
20
38°
27°
21
42°
30°
22
46°
29°
23
45°
24°
24
40°
17°
25
35°
18°
26
33°
19°
27
33°
23°
28
41°
19°
29
40°
15°
30
33°
13°
31
31°
18°
1
33°
23°
2
40°
19°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Arcanum
Arcanum's December 2026 forecast shows daily high temperatures ranging from 31° to 52°, with overnight lows between 13° and 36°. The average high for December is 40° 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 Arcanum. See also: January | February | March.
