S
M
T
W
T
F
S
26
88°
75°
27
88°
74°
28
87°
73°
29
87°
74°
30
86°
69°
31
80°
67°
1
80°
67°
2
81°
68°
3
83°
69°
4
83°
67°
5
84°
67°
6
84°
70°
7
85°
73°
8
83°
73°
9
82°
71°
10
84°
66°
11
83°
66°
12
84°
67°
13
83°
71°
14
84°
72°
15
86°
71°
16
86°
73°
17
87°
72°
18
87°
71°
19
85°
65°
20
81°
65°
21
80°
66°
22
80°
64°
23
81°
64°
24
80°
65°
25
82°
65°
26
85°
64°
27
83°
65°
28
80°
68°
29
80°
66°
30
78°
67°
31
83°
69°
1
84°
63°
2
82°
62°
3
77°
61°
4
78°
63°
5
77°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Downtown Brooklyn
Downtown Brooklyn's August 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 61° and 75°. The average high for August is 83° with an average low of 68°. 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 Downtown Brooklyn. See also: September | October | November.