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
83°
58°
13
78°
56°
14
77°
56°
15
75°
52°
16
70°
52°
17
68°
60°
18
75°
61°
19
77°
61°
20
80°
58°
21
80°
65°
22
70°
63°
23
70°
63°
24
74°
59°
25
73°
57°
26
77°
57°
27
73°
54°
28
74°
65°
29
73°
55°
30
76°
51°
31
73°
49°
1
70°
48°
2
69°
55°
3
64°
57°
4
79°
59°
5
70°
54°
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 64° to 79°, with overnight lows between 54° and 59°. The average high for August is 71° with an average low of 56°. 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.