S
M
T
W
T
F
S
29
40°
14°
30
41°
15°
1
40°
14°
2
39°
14°
3
42°
13°
4
39°
13°
5
39°
12°
6
38°
11°
7
37°
10°
8
40°
11°
9
40°
11°
10
38°
10°
11
23°
-6°
12
23°
0°
13
31°
2°
14
32°
-1°
15
31°
2°
16
34°
-1°
17
34°
4°
18
32°
1°
19
30°
1°
20
31°
0°
21
28°
-3°
22
36°
-7°
23
25°
-11°
24
23°
-2°
25
23°
0°
26
32°
3°
27
32°
4°
28
35°
-2°
29
31°
-2°
30
31°
-3°
31
29°
-10°
1
28°
-12°
2
21°
-9°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Kirby
Kirby's December 2026 forecast shows daily high temperatures ranging from 21° to 42°, with overnight lows between -12° and 15°. The average high for December is 33° with an average low of 3°. 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 Kirby. See also: January | February | March.
