S
M
T
W
T
F
S
29
48°
40°
30
54°
35°
1
57°
29°
2
46°
38°
3
50°
35°
4
55°
33°
5
49°
36°
6
50°
41°
7
54°
38°
8
56°
34°
9
54°
35°
10
47°
38°
11
51°
37°
12
53°
36°
13
53°
34°
14
46°
36°
15
47°
36°
16
54°
32°
17
54°
31°
18
45°
30°
19
48°
30°
20
45°
34°
21
47°
36°
22
53°
35°
23
52°
36°
24
51°
35°
25
50°
30°
26
49°
28°
27
44°
29°
28
42°
30°
29
45°
27°
30
44°
28°
31
42°
34°
1
50°
21°
2
53°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Highlands
Highlands's December 2026 forecast shows daily high temperatures ranging from 42° to 57°, with overnight lows between 17° and 41°. The average high for December is 50° with an average low of 33°. 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 Highlands. See also: January | February | March.
