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