TODAY DEC22
TEMPERATURE69
HUMIDITY65
PRESSURE
WIND COND.340 11.2
  • 7670Mon
  • 7771Tue20%
  • 787230%30%
  • 7772Thu30%30%
  • 7772Fri30%30%
daynightWeather update from The Florida Keys - Marathon International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Key Colony Beach for July is 84.8 degrees
  • The lowest monthly average temperature in Key Colony Beach for February is 69.9 degrees
  • The most monthly precipitation in Key Colony Beach occurs in August with 10.4 inches
  • The air quality index in Key Colony Beach is 3% better than the national average
  • The pollution index in Key Colony Beach is 1488% worse than the national average

Compare Key Colony Beach, FL Weather

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      Key Colony Beach Average Temperature

      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
      January65°F77°F71°F2.2"
      February64°F77°F70°F4.1"
      March68°F80°F74°F4.1"
      April70°F82°F76°F5.9"
      May75°F86°F80°F5.5"
      June77°F89°F82°F10.3"
      July80°F91°F85°F7.7"
      August79°F91°F85°F10.4"
      September78°F90°F84°F9.6"
      October78°F87°F82°F5.1"
      November71°F82°F76°F0.7"
      December68°F80°F73°F2.0"

      Key Colony Beach 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 Colony BeachFloridaNational
      Air quality index413542
      Pollution index43,296,2007,570,7852,726,193

      Key Colony Beach air quality

      MeasurementTotal
      Days measured363
      Days with good air quality284
      Days with moderate air quality77
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Key Colony Beach temperature with heat index

      Key Colony Beach monthly precipitation with daily maximum

      Key Colony Beach monthly snow depth with daily maximum

      Key Colony Beach monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Marathon, FL8,7464118.0%
      Duck Key, FL7614118.0%
      Layton, FL1074118.0%
      Key Colony Beach, FL5234118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hornersville, MO5232648.0%
      Bogue Chitto CDP (Lincoln County), MS5233628.0%
      Friendship, OH5231472.0%
      Buckhorn, PA5233530.0%
      Kenefick, TX523524.0%
      Key Colony Beach, FL5234118.0%
      Source: The Key Colony Beach, 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.