S
M
T
W
T
F
S
29
36°
15°
30
35°
23°
1
36°
16°
2
36°
14°
3
27°
20°
4
34°
23°
5
36°
22°
6
37°
22°
7
37°
21°
8
36°
20°
9
34°
17°
10
33°
18°
11
32°
17°
12
32°
12°
13
30°
7°
14
25°
12°
15
22°
17°
16
28°
11°
17
31°
15°
18
31°
19°
19
33°
18°
20
33°
14°
21
32°
10°
22
27°
16°
23
33°
15°
24
32°
6°
25
31°
3°
26
21°
1°
27
19°
-2°
28
18°
0°
29
19°
-6°
30
17°
-2°
31
12°
-3°
1
15°
12°
2
21°
11°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Franklin
Franklin's December 2026 forecast shows daily high temperatures ranging from 12° to 37°, with overnight lows between -6° and 23°. The average high for December is 29° with an average low of 12°. 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 Franklin. See also: January | February | March.
