S
M
T
W
T
F
S
28
81°
56°
29
86°
60°
30
84°
64°
1
89°
63°
2
87°
65°
3
78°
61°
4
79°
62°
5
76°
61°
6
77°
63°
7
75°
54°
8
77°
57°
9
78°
61°
10
75°
59°
11
76°
59°
12
76°
62°
13
78°
61°
14
76°
60°
15
78°
61°
16
76°
60°
17
76°
59°
18
77°
60°
19
76°
57°
20
77°
60°
21
80°
61°
22
77°
61°
23
76°
58°
24
76°
59°
25
78°
59°
26
81°
62°
27
82°
62°
28
82°
61°
29
78°
62°
30
79°
61°
31
82°
62°
1
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Ithaca
Ithaca's July 2026 forecast shows daily high temperatures ranging from 75° to 89°, with overnight lows between 54° and 65°. The average high for July is 79° with an average low of 60°. 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 Ithaca. See also: August | September | October.