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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Key Biscayne, FL
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August
Average Temperature
High
30°
Feels 36
Low
27°
Feels 31
Average Precipitation
22 Days
Rain amount
167.3mm
Snow amount
0cm
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Daily Historical Averages
August 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
33°
23
30°
24
30°
25
30°
26
30°
27
29°
28
30°
29
29°
30
29°
31
29°
Forecast
Saturday, August 22, 2026
Day
33°
Feels 39
Wind
18 km/h SW
Gust
27 km/h
Humidity
59%
P.O.P
30%
Night
28°
Feels 32
Wind
19 km/h S
Gust
28 km/h
Humidity
75%
P.O.P
20%
Historical Averages
Aug 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.