S
M
T
W
T
F
S
26
94°
65°
27
94°
66°
28
95°
63°
29
96°
63°
30
94°
64°
31
89°
59°
1
87°
59°
2
88°
59°
3
87°
58°
4
88°
59°
5
89°
60°
6
89°
59°
7
88°
59°
8
89°
58°
9
88°
62°
10
91°
63°
11
88°
61°
12
89°
59°
13
87°
58°
14
87°
58°
15
86°
57°
16
85°
57°
17
86°
58°
18
87°
60°
19
89°
60°
20
89°
63°
21
91°
63°
22
91°
62°
23
89°
61°
24
88°
62°
25
85°
63°
26
86°
61°
27
84°
59°
28
84°
53°
29
83°
54°
30
83°
52°
31
84°
53°
1
84°
52°
2
86°
54°
3
87°
53°
4
86°
58°
5
88°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Herriman
Herriman's August 2026 forecast shows daily high temperatures ranging from 83° to 96°, with overnight lows between 52° and 66°. The average high for August is 88° with an average low of 59°. 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 Herriman. See also: September | October | November.