S
M
T
W
T
F
S
29
59°
39°
30
56°
34°
1
52°
44°
2
56°
34°
3
61°
30°
4
62°
31°
5
49°
32°
6
50°
31°
7
51°
33°
8
52°
32°
9
51°
30°
10
49°
28°
11
48°
29°
12
46°
30°
13
48°
30°
14
49°
31°
15
50°
32°
16
51°
36°
17
50°
34°
18
49°
34°
19
49°
33°
20
50°
31°
21
49°
32°
22
49°
36°
23
47°
32°
24
51°
30°
25
47°
29°
26
48°
30°
27
47°
30°
28
46°
29°
29
47°
34°
30
52°
24°
31
45°
25°
1
43°
24°
2
Hist. Avg.
51°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Weber
Weber's December 2026 forecast shows daily high temperatures ranging from 43° to 62°, with overnight lows between 24° and 44°. The average high for December is 50° with an average low of 32°. 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 Weber. See also: January | February | March.