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