S
M
T
W
T
F
S
29
52°
37°
30
50°
37°
1
49°
30°
2
37°
29°
3
41°
33°
4
50°
33°
5
47°
34°
6
38°
27°
7
35°
22°
8
33°
22°
9
34°
26°
10
41°
30°
11
42°
28°
12
46°
29°
13
42°
30°
14
35°
24°
15
40°
24°
16
40°
27°
17
39°
25°
18
35°
20°
19
34°
17°
20
32°
14°
21
30°
18°
22
31°
23°
23
36°
23°
24
34°
22°
25
32°
15°
26
32°
15°
27
30°
16°
28
30°
13°
29
29°
19°
30
29°
18°
31
30°
13°
1
33°
8°
2
27°
10°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Plainville
Plainville's December 2026 forecast shows daily high temperatures ranging from 27° to 52°, with overnight lows between 8° and 37°. The average high for December is 37° 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 Plainville. See also: January | February | March.
