S
M
T
W
T
F
S
29
42°
25°
30
42°
26°
1
44°
27°
2
45°
19°
3
41°
20°
4
40°
21°
5
41°
23°
6
44°
26°
7
47°
28°
8
50°
28°
9
51°
30°
10
53°
29°
11
54°
32°
12
50°
31°
13
49°
34°
14
47°
27°
15
43°
21°
16
38°
22°
17
39°
23°
18
41°
22°
19
42°
21°
20
43°
24°
21
46°
26°
22
49°
22°
23
49°
21°
24
Hist. Avg.
37°
18°
25
Hist. Avg.
36°
18°
26
Hist. Avg.
36°
18°
27
Hist. Avg.
36°
18°
28
Hist. Avg.
36°
18°
29
Hist. Avg.
36°
18°
30
Hist. Avg.
36°
18°
31
Hist. Avg.
36°
18°
1
Hist. Avg.
38°
21°
2
Hist. Avg.
38°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Mt Lemmon Ski Valley
Mt Lemmon Ski Valley's December 2026 forecast shows daily high temperatures ranging from 38° to 54°, with overnight lows between 19° and 34°. The average high for December is 45° with an average low of 25°. 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 Mt Lemmon Ski Valley. See also: January | February | March.
