S
M
T
W
T
F
S
28
82°
66°
29
87°
62°
30
89°
67°
1
96°
73°
2
101°
78°
3
101°
74°
4
99°
71°
5
88°
71°
6
73°
67°
7
75°
66°
8
82°
68°
9
83°
72°
10
89°
69°
11
86°
63°
12
87°
63°
13
87°
62°
14
88°
65°
15
86°
64°
16
89°
64°
17
87°
63°
18
89°
65°
19
86°
64°
20
84°
61°
21
83°
60°
22
84°
61°
23
84°
61°
24
87°
62°
25
87°
62°
26
89°
63°
27
88°
66°
28
90°
67°
29
90°
66°
30
89°
66°
31
90°
65°
1
90°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Deer Park
Deer Park's July 2026 forecast shows daily high temperatures ranging from 73° to 90°, with overnight lows between 60° and 72°. The average high for July is 86° 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 Deer Park. See also: August | September | October.