TODAY JUL16
TEMPERATURE84
HUMIDITY70
PRESSURE30.07
WIND COND.290 4.7
  • 8882Tue30%30%
  • 8882Wed20%20%
  • 8881Thu30%30%
  • 8782Fri40%40%
  • 8881Sat30%30%
daynightWeather update from Miami, Miami International Airport at

Key Biscayne Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January49°F79°F71°Fn/a
February45°F79°F68°Fn/a
March54°F81°F73°Fn/a
April55°F89°F74°Fn/a
May66°F87°F78°Fn/a
June71°F94°F81°Fn/a
July71°F89°F83°Fn/a
August73°F88°F84°Fn/a
September73°F91°F83°Fn/a
October58°F87°F80°Fn/a
November50°F84°F75°Fn/a
December50°F82°F72°Fn/a

Did you know?

  • The highest monthly average temperature in Key Biscayne for August is 84 degrees.
  • The lowest monthly average temperature in Key Biscayne for February is 68 degrees.
  • The most monthly precipitation in Key Biscayne occurs in January with 0 inches.
  • The air quality index in Key Biscayne is 17% better than the national average.
  • The pollution index in Key Biscayne is 754% worse than the national average.

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Compare Key Biscayne, FL Weather To Other Cities

Key Biscayne air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexKey BiscayneFloridaNational
Air quality index413550
Pollution index43,296,20015,391,3445,066,862

Key Biscayne air quality information

MeasurementTotal
Days measured365
Days with good air quality279
Days with moderate air quality83
Days w/ poor A.Q. for sensitive groups3
Days with unhealthy air quality

Key Biscayne air quality information

PollutantTotal
Arsenic0.060%
Benzene0.510%
Carbon Tetrachloride0.150%
Lead0.330%
Mercury0.090%

Average monthly Key Biscayne temperature with heat index

Key Biscayne monthly precipitation with daily maximum

Key Biscayne monthly snow depth with daily maximum

Key Biscayne monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Brownsville, FL15,8604118%
Doral, FL53,4264118%
Gladeview, FL12,8994118%
Hialeah Gardens, FL23,3514118%
Medley, FL8984118%
Key Biscayne, FL12,9354118%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
St. Ann, MO12,9316020%
Superior, CO12,9284216%
Justice, IL12,9576020%
Kettering, MD12,960492%
El Sobrante CDP (Contra Costa County), CA12,9638570%
Key Biscayne, FL12,9354118%
Source: The Key Biscayne, FL weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.