S
M
T
W
T
F
S
26
94°
74°
27
95°
74°
28
95°
75°
29
96°
75°
30
94°
74°
31
95°
75°
1
95°
75°
2
96°
76°
3
96°
75°
4
95°
75°
5
95°
76°
6
94°
74°
7
100°
77°
8
96°
80°
9
99°
80°
10
103°
79°
11
102°
80°
12
100°
78°
13
100°
75°
14
99°
74°
15
98°
79°
16
100°
79°
17
100°
78°
18
103°
80°
19
104°
80°
20
103°
78°
21
103°
76°
22
101°
79°
23
100°
78°
24
97°
73°
25
96°
72°
26
97°
74°
27
100°
76°
28
101°
76°
29
101°
74°
30
102°
75°
31
100°
74°
1
99°
75°
2
100°
78°
3
99°
75°
4
93°
75°
5
93°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bannock
Bannock's August 2026 forecast shows daily high temperatures ranging from 93° to 104°, with overnight lows between 72° and 80°. The average high for August is 98° with an average low of 76°. 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 Bannock. See also: September | October | November.