S
M
T
W
T
F
S
26
88°
59°
27
88°
55°
28
89°
57°
29
89°
59°
30
90°
56°
31
89°
53°
1
87°
56°
2
88°
56°
3
90°
55°
4
90°
55°
5
89°
54°
6
88°
56°
7
88°
56°
8
89°
54°
9
89°
56°
10
88°
55°
11
88°
49°
12
83°
47°
13
82°
47°
14
84°
52°
15
85°
55°
16
87°
57°
17
87°
58°
18
86°
56°
19
85°
54°
20
88°
57°
21
86°
55°
22
84°
52°
23
87°
56°
24
86°
54°
25
80°
49°
26
76°
46°
27
74°
48°
28
74°
44°
29
75°
45°
30
75°
45°
31
76°
44°
1
75°
49°
2
74°
53°
3
72°
49°
4
72°
47°
5
73°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fruitvale
Fruitvale's August 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 44° and 59°. The average high for August is 84° with an average low of 53°. 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 Fruitvale. See also: September | October | November.