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Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Crandon Park South - Key Biscayne, FL
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May
Average Temperature
High
28°
Feels 31
Low
24°
Feels 25
Average Precipitation
16 Days
Rain amount
127.6mm
Snow amount
0cm
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Daily Historical Averages
May 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
28°
19
27°
20
27°
21
27°
22
28°
23
28°
24
28°
25
28°
26
28°
27
28°
28
28°
29
28°
30
28°
31
28°
Forecast
Monday, May 18, 2026
Day
28°
Feels 31
Wind
26 km/h E
Gust
39 km/h
Humidity
72%
P.O.P
90%
Rain
~10 mm
Night
25°
Feels 26
Wind
32 km/h E
Gust
47 km/h
Humidity
82%
P.O.P
60%
Rain
1-3 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.