S
M
T
W
T
F
S
28
89°
73°
29
90°
70°
30
91°
70°
1
83°
66°
2
84°
67°
3
84°
73°
4
88°
72°
5
86°
72°
6
87°
73°
7
91°
74°
8
92°
74°
9
93°
75°
10
93°
75°
11
91°
73°
12
92°
74°
13
92°
73°
14
89°
72°
15
90°
74°
16
86°
74°
17
91°
73°
18
89°
74°
19
86°
74°
20
88°
73°
21
86°
74°
22
85°
74°
23
86°
73°
24
86°
72°
25
87°
72°
26
87°
71°
27
89°
68°
28
87°
68°
29
87°
69°
30
88°
73°
31
87°
69°
1
87°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Washington
Washington's July 2026 forecast shows daily high temperatures ranging from 83° to 93°, with overnight lows between 66° and 75°. The average high for July is 88° 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 Washington. See also: August | September | October.
