S
M
T
W
T
F
S
29
48°
36°
30
51°
38°
1
53°
37°
2
52°
37°
3
54°
36°
4
47°
33°
5
51°
30°
6
50°
35°
7
52°
32°
8
43°
29°
9
42°
26°
10
39°
24°
11
38°
30°
12
40°
30°
13
44°
28°
14
38°
23°
15
41°
25°
16
40°
28°
17
42°
29°
18
40°
31°
19
49°
28°
20
46°
18°
21
39°
19°
22
35°
21°
23
33°
26°
24
38°
25°
25
47°
24°
26
47°
18°
27
37°
18°
28
34°
19°
29
36°
19°
30
38°
29°
31
46°
25°
1
50°
18°
2
43°
16°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Devon
Devon's December 2026 forecast shows daily high temperatures ranging from 33° to 54°, with overnight lows between 16° and 38°. The average high for December is 44° with an average low of 27°. 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 Devon. See also: January | February | March.
