S
M
T
W
T
F
S
28
86°
58°
29
92°
55°
30
90°
51°
1
89°
57°
2
91°
65°
3
89°
63°
4
93°
60°
5
97°
61°
6
92°
70°
7
78°
62°
8
78°
59°
9
85°
64°
10
90°
66°
11
93°
67°
12
96°
70°
13
98°
69°
14
96°
65°
15
91°
64°
16
93°
63°
17
95°
65°
18
94°
62°
19
91°
62°
20
90°
64°
21
85°
58°
22
89°
63°
23
88°
64°
24
91°
66°
25
89°
65°
26
88°
64°
27
88°
64°
28
87°
63°
29
85°
63°
30
87°
62°
31
84°
63°
1
86°
63°
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 98°, with overnight lows between 58° and 70°. The average high for July is 89° with an average low of 64°. 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.