S
M
T
W
T
F
S
26
58°
52°
27
61°
53°
28
58°
50°
29
59°
51°
30
57°
48°
31
57°
48°
1
58°
49°
2
57°
51°
3
61°
50°
4
57°
50°
5
57°
52°
6
58°
49°
7
57°
48°
8
59°
50°
9
58°
49°
10
57°
48°
11
58°
50°
12
62°
51°
13
62°
48°
14
57°
49°
15
58°
52°
16
63°
51°
17
63°
50°
18
57°
50°
19
58°
45°
20
59°
50°
21
62°
49°
22
62°
51°
23
61°
51°
24
62°
50°
25
61°
52°
26
57°
50°
27
56°
49°
28
57°
50°
29
60°
49°
30
56°
49°
31
59°
50°
1
61°
48°
2
Hist. Avg.
60°
51°
3
Hist. Avg.
60°
50°
4
Hist. Avg.
60°
50°
5
Hist. Avg.
60°
50°
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 56° to 63°, with overnight lows between 45° and 53°. The average high for August is 59° 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 Rowan Bay. See also: September | October | November.