S
M
T
W
T
F
S
28
84°
67°
29
94°
75°
30
94°
74°
1
94°
74°
2
93°
72°
3
89°
71°
4
87°
67°
5
87°
62°
6
84°
65°
7
85°
64°
8
83°
65°
9
83°
63°
10
84°
63°
11
85°
65°
12
85°
63°
13
84°
62°
14
78°
59°
15
79°
60°
16
80°
62°
17
83°
65°
18
86°
66°
19
82°
62°
20
81°
63°
21
84°
66°
22
86°
67°
23
87°
67°
24
87°
66°
25
86°
66°
26
87°
67°
27
86°
67°
28
87°
66°
29
86°
66°
30
86°
64°
31
80°
60°
1
80°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Seneca
Seneca's July 2026 forecast shows daily high temperatures ranging from 78° to 94°, with overnight lows between 59° and 74°. The average high for July is 85° 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 Seneca. See also: August | September | October.