S
M
T
W
T
F
S
29
60°
49°
30
65°
49°
1
64°
48°
2
62°
41°
3
54°
37°
4
56°
39°
5
61°
47°
6
59°
40°
7
53°
39°
8
51°
34°
9
52°
38°
10
51°
35°
11
51°
34°
12
52°
36°
13
57°
34°
14
54°
34°
15
55°
43°
16
54°
42°
17
56°
41°
18
63°
37°
19
55°
31°
20
52°
29°
21
49°
30°
22
51°
34°
23
53°
34°
24
49°
31°
25
50°
30°
26
49°
31°
27
51°
30°
28
51°
31°
29
52°
38°
30
56°
34°
31
55°
31°
1
50°
27°
2
49°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Westhill
Westhill's December 2026 forecast shows daily high temperatures ranging from 49° to 65°, with overnight lows between 27° and 49°. The average high for December is 54° with an average low of 36°. 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 Westhill. See also: January | February | March.