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