S
M
T
W
T
F
S
29
53°
37°
30
50°
36°
1
51°
36°
2
52°
37°
3
53°
42°
4
51°
40°
5
51°
39°
6
50°
38°
7
53°
41°
8
54°
43°
9
49°
45°
10
53°
46°
11
55°
45°
12
56°
44°
13
55°
44°
14
51°
45°
15
54°
45°
16
56°
43°
17
55°
38°
18
49°
40°
19
49°
40°
20
50°
39°
21
55°
42°
22
52°
40°
23
49°
44°
24
54°
43°
25
55°
41°
26
51°
42°
27
51°
40°
28
52°
35°
29
49°
36°
30
51°
44°
31
48°
36°
1
47°
41°
2
Hist. Avg.
56°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Glendale
Glendale's December 2026 forecast shows daily high temperatures ranging from 47° to 56°, with overnight lows between 35° and 46°. The average high for December is 52° with an average low of 41°. 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 Glendale. See also: January | February | March.
