S
M
T
W
T
F
S
26
91°
74°
27
90°
74°
28
90°
73°
29
92°
74°
30
92°
74°
31
91°
73°
1
91°
74°
2
92°
74°
3
90°
73°
4
92°
73°
5
92°
74°
6
90°
73°
7
91°
70°
8
90°
71°
9
91°
72°
10
93°
73°
11
94°
71°
12
93°
70°
13
93°
72°
14
94°
72°
15
93°
71°
16
93°
72°
17
94°
72°
18
93°
71°
19
93°
72°
20
92°
72°
21
89°
71°
22
89°
71°
23
90°
70°
24
89°
71°
25
92°
71°
26
92°
70°
27
91°
72°
28
92°
71°
29
91°
70°
30
89°
71°
31
88°
69°
1
89°
70°
2
88°
66°
3
88°
66°
4
87°
67°
5
87°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pine Grove
Pine Grove's August 2026 forecast shows daily high temperatures ranging from 87° to 94°, with overnight lows between 66° and 74°. The average high for August is 91° with an average low of 71°. 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.