S
M
T
W
T
F
S
26
61°
51°
27
61°
52°
28
62°
52°
29
62°
50°
30
59°
48°
31
60°
48°
1
57°
48°
2
57°
48°
3
56°
49°
4
57°
48°
5
57°
48°
6
56°
49°
7
56°
47°
8
57°
47°
9
57°
48°
10
58°
49°
11
57°
49°
12
56°
47°
13
56°
48°
14
60°
51°
15
56°
52°
16
56°
52°
17
57°
50°
18
58°
51°
19
62°
48°
20
57°
49°
21
57°
51°
22
56°
50°
23
57°
48°
24
56°
47°
25
59°
46°
26
61°
50°
27
61°
46°
28
60°
46°
29
60°
47°
30
59°
46°
31
60°
45°
1
60°
46°
2
57°
45°
3
54°
45°
4
54°
46°
5
55°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rowan Bay
Rowan Bay's August 2026 forecast shows daily high temperatures ranging from 54° to 62°, with overnight lows between 45° and 52°. The average high for August is 58° with an average low of 48°. 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 Rowan Bay. See also: September | October | November.