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