S
M
T
W
T
F
S
29
50°
32°
30
48°
24°
1
37°
18°
2
35°
17°
3
42°
30°
4
43°
29°
5
39°
29°
6
37°
24°
7
34°
20°
8
32°
20°
9
37°
23°
10
41°
28°
11
42°
27°
12
46°
25°
13
43°
27°
14
39°
24°
15
40°
23°
16
40°
21°
17
37°
15°
18
34°
12°
19
33°
9°
20
30°
8°
21
27°
22°
22
35°
13°
23
36°
16°
24
35°
8°
25
30°
19°
26
31°
23°
27
36°
21°
28
36°
17°
29
34°
14°
30
31°
15°
31
30°
6°
1
30°
4°
2
26°
13°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Auburn
Auburn's December 2026 forecast shows daily high temperatures ranging from 26° to 50°, with overnight lows between 4° and 32°. The average high for December is 36° with an average low of 19°. 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 Auburn. See also: January | February | March.