S
M
T
W
T
F
S
26
86°
62°
27
82°
64°
28
85°
67°
29
83°
60°
30
88°
58°
31
88°
61°
1
82°
67°
2
79°
63°
3
82°
59°
4
84°
56°
5
86°
54°
6
86°
69°
7
86°
66°
8
88°
65°
9
87°
57°
10
86°
67°
11
78°
63°
12
75°
62°
13
81°
64°
14
81°
69°
15
81°
71°
16
85°
71°
17
83°
64°
18
81°
58°
19
84°
63°
20
82°
57°
21
82°
63°
22
79°
56°
23
77°
52°
24
78°
56°
25
80°
59°
26
81°
58°
27
79°
59°
28
81°
60°
29
81°
58°
30
83°
59°
31
80°
57°
1
82°
58°
2
79°
61°
3
76°
56°
4
76°
60°
5
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grover Hill
Grover Hill's August 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 52° and 63°. The average high for August is 80° with an average low of 58°. 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 Grover Hill. See also: September | October | November.