S
M
T
W
T
F
S
26
84°
66°
27
85°
66°
28
85°
67°
29
84°
67°
30
86°
68°
31
86°
67°
1
84°
66°
2
80°
63°
3
79°
60°
4
77°
62°
5
77°
60°
6
78°
60°
7
80°
64°
8
82°
65°
9
84°
66°
10
84°
66°
11
84°
65°
12
81°
65°
13
84°
66°
14
84°
64°
15
84°
66°
16
78°
66°
17
79°
65°
18
85°
66°
19
84°
64°
20
81°
59°
21
81°
57°
22
77°
56°
23
77°
58°
24
78°
58°
25
77°
57°
26
77°
63°
27
78°
58°
28
77°
56°
29
76°
56°
30
76°
55°
31
74°
54°
1
74°
55°
2
75°
56°
3
73°
58°
4
73°
55°
5
76°
56°
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 73° to 86°, with overnight lows between 54° and 68°. The average high for August is 80° with an average low of 62°. 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.