S
M
T
W
T
F
S
26
87°
66°
27
79°
67°
28
82°
62°
29
85°
55°
30
87°
55°
31
82°
59°
1
73°
64°
2
84°
64°
3
81°
57°
4
84°
55°
5
78°
66°
6
83°
63°
7
87°
63°
8
83°
61°
9
73°
55°
10
85°
64°
11
82°
60°
12
84°
64°
13
80°
59°
14
86°
64°
15
79°
64°
16
87°
70°
17
83°
56°
18
85°
55°
19
80°
58°
20
82°
56°
21
79°
56°
22
81°
59°
23
72°
53°
24
77°
46°
25
80°
49°
26
78°
59°
27
78°
52°
28
78°
54°
29
80°
62°
30
81°
66°
31
78°
65°
1
79°
63°
2
82°
63°
3
81°
62°
4
81°
63°
5
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fremont
Fremont's August 2026 forecast shows daily high temperatures ranging from 76° to 82°, with overnight lows between 52° and 66°. The average high for August is 79° with an average low of 61°. 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 Fremont. See also: September | October | November.