S
M
T
W
T
F
S
26
70°
48°
27
73°
44°
28
73°
53°
29
68°
61°
30
69°
63°
31
78°
60°
1
76°
55°
2
77°
62°
3
70°
65°
4
82°
59°
5
83°
55°
6
86°
61°
7
85°
66°
8
78°
64°
9
86°
62°
10
83°
59°
11
84°
61°
12
82°
60°
13
75°
58°
14
79°
53°
15
81°
53°
16
76°
60°
17
72°
58°
18
79°
59°
19
75°
60°
20
77°
59°
21
74°
58°
22
73°
59°
23
74°
58°
24
73°
57°
25
70°
58°
26
73°
62°
27
75°
62°
28
70°
57°
29
69°
58°
30
71°
60°
31
70°
59°
1
69°
60°
2
70°
61°
3
75°
60°
4
73°
60°
5
71°
59°
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 82°, with overnight lows between 53° and 62°. The average high for August is 74° 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.