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