S
M
T
W
T
F
S
26
80°
65°
27
80°
65°
28
79°
64°
29
79°
64°
30
74°
63°
31
72°
59°
1
72°
57°
2
71°
57°
3
72°
59°
4
72°
60°
5
73°
60°
6
73°
62°
7
72°
63°
8
73°
63°
9
73°
62°
10
76°
57°
11
73°
56°
12
76°
61°
13
73°
62°
14
79°
62°
15
81°
62°
16
74°
63°
17
73°
62°
18
79°
63°
19
78°
60°
20
77°
55°
21
72°
55°
22
73°
56°
23
74°
55°
24
75°
60°
25
78°
59°
26
78°
59°
27
79°
57°
28
77°
54°
29
75°
57°
30
76°
60°
31
79°
60°
1
77°
51°
2
75°
52°
3
69°
55°
4
72°
58°
5
73°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rockland
Rockland's August 2026 forecast shows daily high temperatures ranging from 69° to 81°, with overnight lows between 51° and 65°. The average high for August is 75° with an average low of 59°. 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 Rockland. See also: September | October | November.