S
M
T
W
T
F
S
28
85°
66°
29
88°
65°
30
93°
70°
1
100°
74°
2
101°
74°
3
99°
72°
4
94°
71°
5
87°
66°
6
86°
68°
7
90°
68°
8
89°
67°
9
87°
68°
10
90°
70°
11
88°
70°
12
86°
69°
13
87°
70°
14
86°
70°
15
85°
69°
16
87°
70°
17
85°
70°
18
90°
71°
19
91°
71°
20
91°
70°
21
89°
69°
22
86°
70°
23
88°
71°
24
91°
70°
25
90°
68°
26
85°
68°
27
89°
69°
28
89°
70°
29
85°
70°
30
89°
67°
31
86°
64°
1
83°
63°
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 83° to 101°, with overnight lows between 63° and 74°. The average high for July is 89° 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 Deer Park. See also: August | September | October.