S
M
T
W
T
F
S
28
81°
68°
29
90°
68°
30
95°
77°
1
99°
79°
2
97°
79°
3
95°
72°
4
84°
73°
5
81°
70°
6
75°
72°
7
82°
70°
8
86°
68°
9
88°
72°
10
84°
73°
11
82°
72°
12
82°
66°
13
86°
66°
14
90°
70°
15
93°
73°
16
84°
73°
17
84°
68°
18
90°
73°
19
77°
66°
20
81°
63°
21
86°
68°
22
72°
63°
23
75°
57°
24
77°
57°
25
81°
68°
26
85°
71°
27
85°
72°
28
82°
67°
29
78°
64°
30
79°
65°
31
82°
69°
1
81°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Sandusky
Sandusky's July 2026 forecast shows daily high temperatures ranging from 78° to 85°, with overnight lows between 64° and 72°. The average high for July is 82° with an average low of 68°. 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 Sandusky. See also: August | September | October.