S
M
T
W
T
F
S
26
82°
55°
27
84°
54°
28
88°
54°
29
86°
55°
30
93°
55°
31
95°
54°
1
93°
55°
2
93°
54°
3
90°
55°
4
86°
54°
5
89°
55°
6
89°
57°
7
90°
56°
8
88°
57°
9
86°
56°
10
84°
58°
11
85°
57°
12
83°
58°
13
84°
57°
14
85°
59°
15
82°
58°
16
82°
57°
17
83°
56°
18
84°
57°
19
82°
55°
20
82°
55°
21
85°
57°
22
84°
56°
23
82°
59°
24
86°
58°
25
87°
58°
26
87°
59°
27
86°
59°
28
87°
58°
29
85°
58°
30
84°
59°
31
86°
59°
1
84°
57°
2
84°
58°
3
87°
57°
4
83°
58°
5
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Morgan Hill
Morgan Hill's August 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 54° and 59°. The average high for August is 86° with an average low of 57°. 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 Morgan Hill. See also: September | October | November.