S
M
T
W
T
F
S
26
81°
58°
27
79°
54°
28
80°
58°
29
80°
57°
30
81°
50°
31
77°
55°
1
76°
57°
2
80°
56°
3
81°
56°
4
80°
54°
5
80°
57°
6
79°
58°
7
80°
58°
8
81°
57°
9
81°
55°
10
80°
50°
11
79°
50°
12
77°
51°
13
78°
49°
14
76°
50°
15
78°
53°
16
79°
56°
17
79°
57°
18
80°
58°
19
79°
59°
20
81°
58°
21
80°
57°
22
79°
54°
23
79°
56°
24
78°
52°
25
72°
55°
26
72°
54°
27
71°
49°
28
69°
47°
29
70°
47°
30
70°
48°
31
71°
49°
1
70°
55°
2
68°
55°
3
68°
54°
4
69°
53°
5
68°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Nanoose Bay
Nanoose Bay's August 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 47° and 59°. The average high for August is 77° 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 Nanoose Bay. See also: September | October | November.