S
M
T
W
T
F
S
29
59°
41°
30
62°
33°
1
53°
28°
2
46°
27°
3
52°
36°
4
55°
37°
5
50°
36°
6
46°
29°
7
46°
25°
8
43°
24°
9
44°
26°
10
46°
30°
11
49°
28°
12
56°
33°
13
51°
32°
14
50°
29°
15
49°
30°
16
47°
30°
17
46°
25°
18
43°
21°
19
42°
18°
20
40°
20°
21
41°
27°
22
49°
27°
23
44°
23°
24
43°
21°
25
43°
26°
26
44°
27°
27
44°
25°
28
45°
24°
29
44°
26°
30
44°
24°
31
45°
21°
1
41°
20°
2
41°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Osage
Osage's December 2026 forecast shows daily high temperatures ranging from 40° to 62°, with overnight lows between 18° and 41°. The average high for December is 47° 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 Osage. See also: January | February | March.
