S
M
T
W
T
F
S
26
77°
59°
27
77°
58°
28
78°
59°
29
78°
59°
30
77°
58°
31
71°
57°
1
70°
54°
2
74°
57°
3
77°
59°
4
78°
59°
5
78°
58°
6
79°
60°
7
74°
54°
8
79°
58°
9
78°
55°
10
75°
59°
11
79°
60°
12
80°
59°
13
77°
59°
14
78°
54°
15
77°
51°
16
76°
50°
17
71°
58°
18
71°
51°
19
70°
49°
20
70°
51°
21
69°
54°
22
70°
56°
23
77°
56°
24
77°
55°
25
69°
48°
26
69°
54°
27
72°
58°
28
78°
50°
29
77°
51°
30
76°
57°
31
77°
59°
1
78°
58°
2
78°
58°
3
77°
52°
4
76°
55°
5
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Keyport
Keyport's August 2026 forecast shows daily high temperatures ranging from 69° to 80°, with overnight lows between 48° and 60°. The average high for August is 75° with an average low of 56°. 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 Keyport. See also: September | October | November.
