S
M
T
W
T
F
S
26
85°
67°
27
85°
67°
28
85°
68°
29
82°
66°
30
84°
63°
31
87°
60°
1
84°
64°
2
81°
71°
3
88°
71°
4
85°
73°
5
85°
70°
6
90°
69°
7
88°
71°
8
90°
69°
9
90°
70°
10
91°
67°
11
80°
68°
12
89°
70°
13
89°
72°
14
88°
71°
15
87°
70°
16
91°
74°
17
89°
71°
18
87°
70°
19
88°
68°
20
90°
70°
21
92°
69°
22
92°
71°
23
90°
70°
24
84°
67°
25
79°
64°
26
86°
66°
27
87°
68°
28
83°
64°
29
85°
68°
30
86°
68°
31
86°
67°
1
85°
67°
2
86°
68°
3
87°
68°
4
87°
67°
5
86°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Buchanan
Buchanan's August 2026 forecast shows daily high temperatures ranging from 79° to 92°, with overnight lows between 64° and 74°. The average high for August is 87° with an average low of 69°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Buchanan. See also: September | October | November.
