S
M
T
W
T
F
S
29
38°
26°
30
42°
22°
1
39°
17°
2
36°
22°
3
36°
19°
4
37°
19°
5
33°
25°
6
37°
31°
7
41°
35°
8
48°
31°
9
50°
29°
10
45°
27°
11
41°
28°
12
39°
24°
13
40°
26°
14
36°
24°
15
38°
22°
16
39°
23°
17
35°
19°
18
34°
18°
19
32°
16°
20
33°
28°
21
40°
26°
22
42°
19°
23
39°
23°
24
33°
28°
25
44°
24°
26
43°
15°
27
39°
20°
28
33°
12°
29
37°
13°
30
29°
12°
31
44°
11°
1
35°
16°
2
32°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sturbridge
Sturbridge's December 2026 forecast shows daily high temperatures ranging from 29° to 50°, with overnight lows between 11° and 35°. The average high for December is 38° 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 Sturbridge. See also: January | February | March.