S
M
T
W
T
F
S
29
69°
47°
30
66°
48°
1
68°
43°
2
56°
36°
3
54°
34°
4
55°
37°
5
61°
43°
6
56°
36°
7
53°
36°
8
51°
33°
9
51°
34°
10
50°
32°
11
52°
32°
12
53°
33°
13
58°
34°
14
55°
36°
15
56°
43°
16
57°
38°
17
58°
37°
18
62°
34°
19
54°
29°
20
51°
29°
21
51°
30°
22
53°
32°
23
53°
33°
24
50°
30°
25
51°
29°
26
50°
30°
27
51°
29°
28
52°
30°
29
53°
35°
30
53°
32°
31
51°
30°
1
50°
27°
2
49°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Florence
Florence's December 2026 forecast shows daily high temperatures ranging from 49° to 69°, with overnight lows between 27° and 48°. The average high for December is 55° with an average low of 34°. 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 Florence. See also: January | February | March.