S
M
T
W
T
F
S
27
73°
46°
28
65°
45°
29
74°
55°
30
79°
45°
1
62°
40°
2
60°
32°
3
70°
41°
4
66°
38°
5
72°
33°
6
76°
47°
7
68°
45°
8
62°
39°
9
74°
36°
10
85°
50°
11
54°
43°
12
45°
42°
13
49°
38°
14
46°
41°
15
49°
41°
16
50°
35°
17
70°
30°
18
66°
34°
19
63°
28°
20
70°
32°
21
65°
36°
22
75°
32°
23
72°
56°
24
64°
28°
25
48°
25°
26
40°
30°
27
41°
32°
28
56°
37°
29
46°
31°
30
52°
36°
31
50°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Buchanan
Buchanan's October 2026 forecast shows daily high temperatures ranging from 50° to 52°, with overnight lows between 36° and 46°. The average high for October is 51° with an average low of 41°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Buchanan. See also: November | December | January.