S
M
T
W
T
F
S
29
44°
28°
30
46°
25°
1
39°
21°
2
37°
20°
3
36°
20°
4
36°
24°
5
35°
20°
6
34°
18°
7
35°
20°
8
36°
18°
9
36°
18°
10
38°
17°
11
39°
17°
12
38°
20°
13
33°
21°
14
35°
21°
15
39°
20°
16
40°
22°
17
42°
27°
18
43°
26°
19
42°
27°
20
35°
28°
21
37°
24°
22
39°
23°
23
37°
18°
24
32°
17°
25
34°
18°
26
37°
16°
27
38°
15°
28
37°
16°
29
36°
16°
30
35°
20°
31
36°
17°
1
31°
18°
2
31°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Orem
Orem's December 2026 forecast shows daily high temperatures ranging from 31° to 46°, with overnight lows between 15° and 28°. The average high for December is 37° with an average low of 21°. 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 Orem. See also: January | February | March.
