S
M
T
W
T
F
S
28
82°
58°
29
88°
64°
30
93°
74°
1
95°
74°
2
91°
74°
3
88°
70°
4
85°
67°
5
80°
68°
6
81°
65°
7
82°
64°
8
83°
65°
9
82°
64°
10
82°
65°
11
84°
66°
12
85°
66°
13
81°
64°
14
82°
61°
15
75°
58°
16
76°
61°
17
75°
61°
18
78°
62°
19
80°
65°
20
80°
65°
21
78°
64°
22
81°
65°
23
80°
65°
24
78°
64°
25
79°
64°
26
81°
65°
27
83°
66°
28
83°
66°
29
82°
65°
30
83°
66°
31
81°
65°
1
78°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Ashtabula
Ashtabula's July 2026 forecast shows daily high temperatures ranging from 75° to 95°, with overnight lows between 58° and 74°. The average high for July is 82° 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 Ashtabula. See also: August | September | October.