S
M
T
W
T
F
S
29
54°
35°
30
54°
26°
1
42°
22°
2
41°
25°
3
49°
33°
4
49°
30°
5
45°
30°
6
43°
26°
7
40°
22°
8
38°
22°
9
41°
24°
10
43°
30°
11
46°
27°
12
52°
27°
13
48°
30°
14
45°
26°
15
47°
26°
16
47°
23°
17
40°
17°
18
38°
15°
19
35°
10°
20
33°
11°
21
32°
25°
22
39°
16°
23
40°
19°
24
39°
14°
25
37°
24°
26
40°
26°
27
41°
25°
28
41°
22°
29
40°
21°
30
39°
16°
31
39°
13°
1
35°
13°
2
33°
24°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Leon
Leon's December 2026 forecast shows daily high temperatures ranging from 32° to 54°, with overnight lows between 10° and 35°. The average high for December is 42° with an average low of 23°. 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 Leon. See also: January | February | March.
