S
M
T
W
T
F
S
26
70°
54°
27
72°
52°
28
74°
54°
29
73°
51°
30
74°
54°
31
75°
55°
1
74°
54°
2
74°
53°
3
73°
51°
4
66°
48°
5
65°
50°
6
65°
46°
7
68°
51°
8
74°
54°
9
74°
53°
10
73°
54°
11
73°
50°
12
70°
47°
13
69°
48°
14
64°
43°
15
64°
46°
16
66°
52°
17
72°
53°
18
75°
54°
19
76°
53°
20
74°
44°
21
69°
52°
22
74°
53°
23
75°
46°
24
64°
47°
25
67°
46°
26
65°
49°
27
69°
44°
28
66°
47°
29
66°
44°
30
62°
43°
31
66°
49°
1
70°
52°
2
73°
52°
3
72°
51°
4
62°
41°
5
61°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rockdale
Rockdale's August 2026 forecast shows daily high temperatures ranging from 61° to 76°, with overnight lows between 41° and 55°. The average high for August is 70° with an average low of 50°. 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 Rockdale. See also: September | October | November.