S
M
T
W
T
F
S
28
75°
68°
29
90°
74°
30
91°
75°
1
91°
71°
2
90°
71°
3
86°
67°
4
75°
63°
5
73°
62°
6
79°
59°
7
80°
64°
8
82°
64°
9
79°
65°
10
80°
64°
11
82°
64°
12
82°
63°
13
83°
64°
14
83°
63°
15
81°
62°
16
79°
65°
17
76°
59°
18
77°
65°
19
77°
66°
20
80°
66°
21
83°
65°
22
84°
67°
23
84°
66°
24
81°
66°
25
84°
65°
26
84°
67°
27
85°
67°
28
82°
66°
29
85°
67°
30
84°
66°
31
82°
65°
1
77°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mequon
Mequon's July 2026 forecast shows daily high temperatures ranging from 73° to 90°, with overnight lows between 59° and 71°. The average high for July is 81° with an average low of 65°. 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 Mequon. See also: August | September | October.