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