S
M
T
W
T
F
S
28
81°
63°
29
84°
67°
30
82°
68°
1
84°
68°
2
87°
67°
3
87°
68°
4
81°
61°
5
80°
60°
6
81°
60°
7
82°
61°
8
83°
68°
9
82°
68°
10
86°
67°
11
89°
69°
12
89°
69°
13
87°
68°
14
87°
67°
15
85°
69°
16
83°
69°
17
90°
70°
18
91°
70°
19
91°
69°
20
84°
62°
21
85°
63°
22
88°
63°
23
89°
61°
24
83°
59°
25
84°
62°
26
83°
62°
27
84°
64°
28
85°
64°
29
87°
69°
30
85°
69°
31
90°
68°
1
91°
68°
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 80° to 91°, with overnight lows between 59° and 70°. 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 Seneca. See also: August | September | October.