Monthly Historical AveragesKey Biscayne Beach, FL
Average Temperature
High
23°
Feels 24
Low
18°
Feels 17
Average Precipitation
7 Days
43.6mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, January 4, 2026
Day
24°Feels 24
Wind
21 km/h W
Gust
31 km/h
Humidity
62%
P.O.P
20%
Night
20°Feels 21
Wind
21 km/h NE
Gust
32 km/h
Humidity
85%
P.O.P
40%
Rain
<1 mm
Historical AveragesJan 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity