S
M
T
W
T
F
S
28
83°
68°
29
88°
66°
30
92°
70°
1
100°
78°
2
107°
81°
3
106°
78°
4
102°
74°
5
94°
73°
6
95°
75°
7
91°
74°
8
91°
75°
9
90°
74°
10
92°
76°
11
93°
75°
12
91°
75°
13
91°
74°
14
90°
75°
15
90°
76°
16
88°
76°
17
89°
75°
18
93°
77°
19
93°
77°
20
92°
76°
21
92°
75°
22
91°
76°
23
92°
77°
24
93°
77°
25
92°
75°
26
91°
76°
27
92°
76°
28
92°
77°
29
93°
76°
30
92°
76°
31
91°
75°
1
88°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in National Mall
National Mall's July 2026 forecast shows daily high temperatures ranging from 83° to 107°, with overnight lows between 66° and 81°. The average high for July is 93° with an average low of 75°. 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 National Mall. See also: August | September | October.