S
M
T
W
T
F
S
28
84°
68°
29
90°
69°
30
90°
73°
1
95°
72°
2
94°
73°
3
91°
72°
4
90°
71°
5
86°
69°
6
85°
69°
7
82°
67°
8
85°
65°
9
83°
64°
10
84°
63°
11
83°
66°
12
86°
65°
13
85°
67°
14
84°
63°
15
79°
59°
16
80°
60°
17
79°
60°
18
80°
62°
19
81°
66°
20
80°
66°
21
84°
65°
22
83°
66°
23
86°
67°
24
86°
66°
25
85°
66°
26
86°
67°
27
86°
67°
28
87°
66°
29
86°
68°
30
87°
67°
31
85°
66°
1
80°
63°
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 79° to 95°, with overnight lows between 59° and 73°. The average high for July is 85° 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 Ithaca. See also: August | September | October.