S
M
T
W
T
F
S
28
83°
70°
29
90°
70°
30
91°
73°
1
97°
74°
2
103°
80°
3
102°
82°
4
101°
76°
5
94°
73°
6
81°
70°
7
78°
69°
8
86°
70°
9
82°
71°
10
89°
72°
11
85°
67°
12
85°
64°
13
85°
65°
14
90°
71°
15
96°
74°
16
93°
72°
17
90°
71°
18
92°
72°
19
89°
69°
20
89°
71°
21
88°
70°
22
90°
68°
23
85°
68°
24
92°
71°
25
88°
68°
26
87°
70°
27
91°
73°
28
90°
73°
29
91°
72°
30
88°
73°
31
85°
71°
1
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chester Heights
Chester Heights's July 2026 forecast shows daily high temperatures ranging from 82° to 96°, with overnight lows between 64° and 74°. The average high for July is 89° with an average low of 70°. 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 Chester Heights. See also: August | September | October.