S
M
T
W
T
F
S
26
90°
72°
27
90°
72°
28
93°
71°
29
90°
73°
30
87°
68°
31
87°
63°
1
88°
70°
2
N/A
3
81°
67°
4
83°
69°
5
87°
69°
6
88°
70°
7
89°
70°
8
88°
69°
9
88°
71°
10
89°
70°
11
89°
72°
12
90°
71°
13
89°
70°
14
91°
70°
15
90°
71°
16
89°
69°
17
92°
72°
18
92°
71°
19
93°
72°
20
93°
72°
21
92°
71°
22
91°
72°
23
91°
72°
24
90°
71°
25
90°
72°
26
91°
71°
27
91°
71°
28
90°
70°
29
91°
70°
30
90°
70°
31
90°
70°
1
89°
69°
2
91°
70°
3
91°
70°
4
88°
69°
5
89°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Pine Grove
Pine Grove's August 2026 forecast shows daily high temperatures ranging from 81° to 93°, with overnight lows between 67° and 72°. The average high for August is 90° with an average low of 70°. 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 Pine Grove. See also: September | October | November.