S
M
T
W
T
F
S
26
88°
78°
27
87°
78°
28
89°
77°
29
89°
78°
30
88°
77°
31
89°
79°
1
88°
78°
2
89°
78°
3
88°
77°
4
87°
77°
5
87°
77°
6
Hist. Avg.
91°
78°
7
Hist. Avg.
91°
78°
8
Hist. Avg.
91°
78°
9
Hist. Avg.
91°
78°
10
Hist. Avg.
91°
78°
11
Hist. Avg.
91°
78°
12
Hist. Avg.
91°
78°
13
Hist. Avg.
91°
78°
14
Hist. Avg.
91°
78°
15
Hist. Avg.
91°
78°
16
Hist. Avg.
91°
78°
17
Hist. Avg.
91°
78°
18
Hist. Avg.
91°
78°
19
Hist. Avg.
91°
78°
20
Hist. Avg.
91°
78°
21
Hist. Avg.
91°
78°
22
Hist. Avg.
90°
78°
23
Hist. Avg.
90°
78°
24
Hist. Avg.
90°
78°
25
Hist. Avg.
90°
78°
26
Hist. Avg.
90°
78°
27
Hist. Avg.
90°
77°
28
Hist. Avg.
90°
77°
29
Hist. Avg.
90°
77°
30
Hist. Avg.
90°
77°
31
Hist. Avg.
90°
77°
1
Hist. Avg.
90°
77°
2
Hist. Avg.
90°
77°
3
Hist. Avg.
90°
77°
4
Hist. Avg.
90°
77°
5
Hist. Avg.
90°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Miami
Miami's August 2026 forecast shows daily high temperatures ranging from 87° to 89°, with overnight lows between 77° and 79°. The average high for August is 88° with an average low of 78°. 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 Miami. See also: September | October | November.
