S
M
T
W
T
F
S
28
86°
67°
29
91°
67°
30
91°
68°
1
92°
69°
2
92°
70°
3
93°
69°
4
92°
69°
5
90°
67°
6
88°
67°
7
87°
68°
8
86°
69°
9
87°
68°
10
90°
67°
11
93°
70°
12
93°
71°
13
92°
71°
14
93°
70°
15
92°
72°
16
93°
69°
17
92°
70°
18
92°
69°
19
90°
70°
20
93°
71°
21
93°
71°
22
92°
70°
23
93°
70°
24
93°
69°
25
92°
70°
26
93°
67°
27
88°
67°
28
88°
68°
29
92°
72°
30
94°
71°
31
94°
69°
1
89°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Porter
Porter's July 2026 forecast shows daily high temperatures ranging from 86° to 94°, with overnight lows between 67° and 72°. The average high for July is 91° with an average low of 69°. 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 Porter. See also: August | September | October.