S
M
T
W
T
F
S
29
60°
40°
30
62°
34°
1
56°
28°
2
47°
26°
3
50°
34°
4
56°
39°
5
52°
36°
6
47°
30°
7
46°
25°
8
44°
24°
9
45°
26°
10
45°
29°
11
49°
28°
12
54°
32°
13
52°
32°
14
50°
29°
15
49°
29°
16
48°
30°
17
47°
25°
18
45°
22°
19
44°
19°
20
42°
19°
21
42°
25°
22
48°
28°
23
46°
23°
24
44°
21°
25
43°
24°
26
44°
24°
27
44°
25°
28
45°
23°
29
44°
25°
30
44°
24°
31
45°
22°
1
42°
19°
2
41°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Kansas
Kansas's December 2026 forecast shows daily high temperatures ranging from 41° to 62°, with overnight lows between 19° and 40°. 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 Kansas. See also: January | February | March.