S
M
T
W
T
F
S
30
48°
46°
1
52°
39°
2
48°
36°
3
58°
39°
4
51°
37°
5
46°
35°
6
45°
42°
7
45°
43°
8
46°
42°
9
45°
42°
10
52°
42°
11
44°
40°
12
42°
40°
13
43°
38°
14
43°
40°
15
44°
40°
16
50°
42°
17
66°
43°
18
58°
50°
19
60°
50°
20
60°
53°
21
66°
58°
22
67°
51°
23
64°
49°
24
65°
52°
25
63°
54°
26
61°
46°
27
62°
39°
28
55°
34°
29
53°
33°
30
48°
42°
31
50°
43°
1
64°
49°
2
61°
50°
3
64°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Ripon
Ripon's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Ripon. See also: January | February | March.