S
M
T
W
T
F
S
26
92°
76°
27
92°
76°
28
91°
75°
29
91°
75°
30
92°
76°
31
93°
76°
1
91°
75°
2
86°
74°
3
86°
73°
4
85°
74°
5
84°
73°
6
84°
72°
7
85°
72°
8
85°
74°
9
88°
75°
10
90°
75°
11
90°
74°
12
87°
74°
13
89°
73°
14
90°
73°
15
86°
74°
16
85°
74°
17
89°
73°
18
91°
74°
19
90°
73°
20
89°
68°
21
87°
66°
22
84°
66°
23
84°
67°
24
85°
68°
25
85°
67°
26
84°
72°
27
88°
68°
28
87°
67°
29
83°
67°
30
82°
65°
31
81°
65°
1
81°
66°
2
82°
67°
3
80°
71°
4
82°
65°
5
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Navy Yard
Navy Yard's August 2026 forecast shows daily high temperatures ranging from 80° to 93°, with overnight lows between 64° and 76°. The average high for August is 87° with an average low of 71°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Navy Yard. See also: September | October | November.