S
M
T
W
T
F
S
29
54°
37°
30
54°
37°
1
53°
42°
2
54°
36°
3
56°
43°
4
57°
36°
5
54°
35°
6
53°
38°
7
55°
38°
8
60°
39°
9
60°
37°
10
59°
39°
11
59°
40°
12
60°
41°
13
60°
41°
14
59°
38°
15
59°
38°
16
58°
39°
17
59°
37°
18
60°
38°
19
59°
40°
20
59°
35°
21
51°
32°
22
50°
33°
23
49°
34°
24
51°
34°
25
52°
33°
26
51°
33°
27
51°
32°
28
52°
34°
29
52°
35°
30
53°
39°
31
53°
36°
1
54°
37°
2
53°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Proberta
Proberta's December 2026 forecast shows daily high temperatures ranging from 49° to 60°, with overnight lows between 32° and 43°. The average high for December is 55° with an average low of 37°. 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 Proberta. See also: January | February | March.