S
M
T
W
T
F
S
28
76°
69°
29
87°
68°
30
91°
66°
1
99°
75°
2
102°
80°
3
103°
79°
4
102°
73°
5
97°
73°
6
83°
73°
7
82°
69°
8
85°
71°
9
91°
73°
10
95°
75°
11
89°
73°
12
91°
70°
13
91°
71°
14
88°
69°
15
90°
71°
16
92°
74°
17
95°
70°
18
89°
73°
19
92°
74°
20
87°
68°
21
85°
68°
22
85°
69°
23
86°
69°
24
86°
71°
25
87°
69°
26
88°
74°
27
89°
74°
28
92°
73°
29
90°
74°
30
91°
74°
31
91°
73°
1
92°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Capitol Heights
Capitol Heights's July 2026 forecast shows daily high temperatures ranging from 82° to 102°, with overnight lows between 68° and 75°. The average high for July is 90° with an average low of 72°. 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 Capitol Heights. See also: August | September | October.