S
M
T
W
T
F
S
1
63°
31°
2
50°
33°
3
55°
34°
4
56°
28°
5
48°
31°
6
47°
36°
7
47°
42°
8
61°
36°
9
62°
40°
10
53°
35°
11
52°
32°
12
52°
38°
13
54°
38°
14
54°
35°
15
55°
36°
16
51°
37°
17
50°
31°
18
49°
26°
19
42°
34°
20
45°
29°
21
48°
25°
22
42°
29°
23
46°
29°
24
49°
28°
25
44°
30°
26
47°
29°
27
45°
25°
28
43°
28°
29
43°
26°
30
44°
28°
1
43°
30°
2
42°
30°
3
48°
21°
4
49°
20°
5
34°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
November Weather in Decatur
Decatur's November 2026 forecast shows daily high temperatures ranging from 34° to 63°, with overnight lows between 20° and 42°. The average high for November is 49° with an average low of 31°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how November weather will actually feel in Decatur. See also: December | January | February.