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