S
M
T
W
T
F
S
28
81°
68°
29
86°
63°
30
86°
66°
1
86°
69°
2
101°
73°
3
102°
79°
4
97°
74°
5
83°
69°
6
69°
65°
7
72°
63°
8
82°
67°
9
84°
72°
10
89°
70°
11
86°
67°
12
82°
67°
13
83°
67°
14
84°
70°
15
87°
70°
16
86°
71°
17
83°
69°
18
85°
68°
19
83°
70°
20
84°
69°
21
80°
68°
22
79°
65°
23
81°
66°
24
85°
68°
25
79°
67°
26
79°
69°
27
85°
71°
28
81°
71°
29
83°
70°
30
84°
71°
31
81°
71°
1
81°
70°
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 79° to 89°, with overnight lows between 65° and 72°. The average high for July is 83° 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.