S
M
T
W
T
F
S
26
80°
55°
27
79°
54°
28
80°
54°
29
78°
55°
30
78°
50°
31
79°
51°
1
80°
52°
2
83°
54°
3
85°
54°
4
86°
54°
5
85°
52°
6
86°
53°
7
86°
54°
8
85°
55°
9
85°
50°
10
84°
51°
11
84°
49°
12
82°
51°
13
83°
49°
14
83°
50°
15
80°
50°
16
78°
48°
17
77°
47°
18
77°
46°
19
78°
45°
20
77°
44°
21
77°
46°
22
78°
44°
23
77°
43°
24
78°
45°
25
80°
46°
26
79°
45°
27
80°
44°
28
83°
45°
29
83°
49°
30
82°
47°
31
81°
48°
1
79°
42°
2
73°
42°
3
74°
47°
4
76°
45°
5
78°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grover
Grover's August 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 42° and 55°. The average high for August is 80° with an average low of 49°. 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. See also: September | October | November.