S
M
T
W
T
F
S
29
45°
26°
30
49°
33°
1
51°
38°
2
49°
34°
3
54°
34°
4
54°
36°
5
50°
30°
6
44°
27°
7
42°
34°
8
50°
37°
9
49°
37°
10
50°
38°
11
52°
37°
12
51°
32°
13
43°
29°
14
42°
26°
15
39°
25°
16
38°
24°
17
39°
28°
18
47°
35°
19
53°
35°
20
50°
34°
21
52°
30°
22
39°
26°
23
43°
34°
24
51°
35°
25
39°
20°
26
39°
21°
27
40°
24°
28
39°
32°
29
51°
27°
30
43°
22°
31
39°
21°
1
39°
20°
2
38°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Gainesville
Gainesville's December 2026 forecast shows daily high temperatures ranging from 38° to 54°, with overnight lows between 18° and 38°. The average high for December is 46° with an average low of 30°. 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 Gainesville. See also: January | February | March.
