S
M
T
W
T
F
S
26
90°
74°
27
91°
68°
28
88°
67°
29
88°
69°
30
90°
71°
31
90°
72°
1
90°
75°
2
91°
71°
3
90°
70°
4
88°
68°
5
89°
69°
6
88°
68°
7
89°
68°
8
89°
69°
9
90°
72°
10
91°
72°
11
90°
71°
12
90°
72°
13
91°
72°
14
93°
71°
15
92°
72°
16
94°
71°
17
90°
68°
18
91°
70°
19
93°
66°
20
90°
65°
21
87°
65°
22
88°
66°
23
87°
67°
24
92°
66°
25
91°
67°
26
92°
69°
27
92°
70°
28
91°
69°
29
87°
69°
30
87°
67°
31
88°
68°
1
90°
66°
2
90°
68°
3
89°
67°
4
86°
66°
5
85°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Heustess
Heustess's August 2026 forecast shows daily high temperatures ranging from 85° to 94°, with overnight lows between 62° and 75°. The average high for August is 90° 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 Heustess. See also: September | October | November.