Monthly Historical AveragesKey Biscayne, FL
Average Temperature
High
24°
Feels 26
Low
19°
Feels 19
Average Precipitation
9 Days
57.5mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
24°Feels 25
Wind
14 km/h N
Gust
21 km/h
Humidity
63%
P.O.P
40%
Rain
~1 mm
Night
20°Feels 20
Wind
14 km/h NW
Gust
21 km/h
Humidity
85%
P.O.P
0%
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity