S
M
T
W
T
F
S
26
56°
48°
27
56°
48°
28
57°
49°
29
57°
49°
30
58°
47°
31
57°
47°
1
58°
50°
2
57°
48°
3
57°
48°
4
56°
47°
5
57°
47°
6
57°
50°
7
58°
50°
8
60°
51°
9
62°
51°
10
62°
50°
11
61°
50°
12
58°
51°
13
57°
50°
14
62°
50°
15
59°
52°
16
58°
49°
17
57°
50°
18
57°
50°
19
56°
51°
20
57°
47°
21
56°
46°
22
57°
47°
23
60°
51°
24
61°
48°
25
57°
47°
26
56°
46°
27
61°
50°
28
61°
50°
29
59°
45°
30
60°
50°
31
59°
51°
1
55°
50°
2
57°
49°
3
58°
49°
4
59°
47°
5
59°
45°
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 55° to 62°, with overnight lows between 45° and 52°. The average high for August is 58° with an average low of 49°. 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.