S
M
T
W
T
F
S
28
76°
69°
29
87°
68°
30
91°
66°
1
99°
75°
2
103°
78°
3
102°
79°
4
99°
75°
5
93°
72°
6
88°
73°
7
83°
73°
8
89°
71°
9
88°
70°
10
89°
72°
11
92°
70°
12
88°
70°
13
89°
72°
14
91°
72°
15
90°
71°
16
85°
68°
17
88°
70°
18
89°
73°
19
92°
74°
20
92°
74°
21
86°
73°
22
87°
74°
23
91°
74°
24
91°
73°
25
90°
74°
26
92°
74°
27
92°
73°
28
91°
74°
29
91°
74°
30
92°
75°
31
93°
74°
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 83° to 103°, with overnight lows between 68° and 79°. The average high for July is 91° with an average low of 73°. 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.