S
M
T
W
T
F
S
29
42°
24°
30
43°
29°
1
43°
30°
2
44°
30°
3
43°
29°
4
42°
28°
5
43°
28°
6
44°
25°
7
39°
21°
8
38°
22°
9
39°
29°
10
42°
30°
11
50°
24°
12
37°
19°
13
49°
33°
14
51°
34°
15
Hist. Avg.
42°
24°
16
Hist. Avg.
42°
24°
17
Hist. Avg.
41°
24°
18
Hist. Avg.
41°
24°
19
Hist. Avg.
41°
23°
20
Hist. Avg.
41°
23°
21
Hist. Avg.
40°
23°
22
Hist. Avg.
40°
23°
23
Hist. Avg.
40°
23°
24
Hist. Avg.
40°
22°
25
Hist. Avg.
40°
22°
26
Hist. Avg.
40°
22°
27
Hist. Avg.
39°
22°
28
Hist. Avg.
39°
22°
29
Hist. Avg.
39°
22°
30
Hist. Avg.
39°
22°
31
Hist. Avg.
39°
21°
1
Hist. Avg.
39°
21°
2
Hist. Avg.
39°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Mount Orab
Mount Orab's December 2026 forecast shows daily high temperatures ranging from 37° to 51°, with overnight lows between 19° and 34°. The average high for December is 43° with an average low of 27°. 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 Mount Orab. See also: January | February | March.