S
M
T
W
T
F
S
29
49°
31°
30
50°
34°
1
52°
33°
2
57°
27°
3
47°
29°
4
48°
37°
5
54°
43°
6
59°
39°
7
60°
34°
8
59°
31°
9
51°
36°
10
53°
38°
11
55°
37°
12
52°
33°
13
49°
26°
14
45°
24°
15
42°
30°
16
45°
33°
17
50°
37°
18
48°
38°
19
53°
41°
20
58°
35°
21
60°
30°
22
54°
33°
23
47°
29°
24
47°
36°
25
51°
35°
26
52°
26°
27
47°
22°
28
47°
26°
29
42°
18°
30
39°
17°
31
38°
16°
1
35°
23°
2
42°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Prim
Prim's December 2026 forecast shows daily high temperatures ranging from 35° to 60°, with overnight lows between 16° and 43°. The average high for December is 50° with an average low of 31°. 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 Prim. See also: January | February | March.
