S
M
T
W
T
F
S
26
78°
58°
27
75°
54°
28
76°
58°
29
76°
57°
30
77°
51°
31
74°
55°
1
73°
57°
2
76°
56°
3
77°
56°
4
77°
54°
5
76°
57°
6
75°
58°
7
76°
58°
8
77°
57°
9
77°
55°
10
76°
50°
11
75°
50°
12
73°
51°
13
74°
50°
14
72°
50°
15
74°
53°
16
75°
57°
17
76°
58°
18
75°
58°
19
76°
59°
20
78°
58°
21
77°
57°
22
76°
54°
23
75°
57°
24
75°
52°
25
69°
55°
26
68°
54°
27
68°
49°
28
66°
48°
29
67°
48°
30
67°
49°
31
68°
49°
1
67°
56°
2
65°
55°
3
65°
55°
4
66°
54°
5
65°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Deep Bay
Deep Bay's August 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 48° and 59°. The average high for August is 73° with an average low of 54°. 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 Deep Bay. See also: September | October | November.