S
M
T
W
T
F
S
28
83°
63°
29
89°
65°
30
94°
77°
1
98°
78°
2
97°
77°
3
96°
71°
4
87°
70°
5
78°
68°
6
78°
67°
7
86°
63°
8
87°
66°
9
88°
67°
10
82°
70°
11
84°
68°
12
84°
64°
13
89°
59°
14
97°
74°
15
99°
73°
16
94°
72°
17
89°
71°
18
89°
70°
19
82°
65°
20
83°
64°
21
80°
60°
22
76°
61°
23
76°
61°
24
82°
64°
25
78°
62°
26
81°
65°
27
80°
64°
28
81°
66°
29
79°
61°
30
79°
62°
31
82°
67°
1
84°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Ottawa Hills
Ottawa Hills's July 2026 forecast shows daily high temperatures ranging from 76° to 99°, with overnight lows between 60° and 74°. The average high for July is 84° with an average low of 66°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Ottawa Hills. See also: August | September | October.