S
M
T
W
T
F
S
26
82°
67°
27
83°
67°
28
86°
66°
29
86°
67°
30
85°
67°
31
86°
66°
1
86°
67°
2
85°
68°
3
86°
68°
4
87°
67°
5
85°
66°
6
83°
67°
7
86°
67°
8
87°
61°
9
79°
60°
10
79°
60°
11
80°
63°
12
80°
66°
13
81°
66°
14
83°
67°
15
85°
66°
16
83°
63°
17
84°
58°
18
80°
58°
19
81°
63°
20
86°
64°
21
85°
65°
22
86°
64°
23
86°
65°
24
84°
62°
25
79°
60°
26
78°
59°
27
77°
58°
28
77°
58°
29
78°
59°
30
78°
59°
31
82°
64°
1
84°
64°
2
84°
63°
3
83°
57°
4
80°
54°
5
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glen Rock
Glen Rock's August 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 54° and 68°. The average high for August is 83° with an average low of 63°. 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 Glen Rock. See also: September | October | November.