TODAY OCT12
TEMPERATURE75
HUMIDITY79
PRESSURE101970
WIND COND.30 14.8
  • 8668Sun
  • 8767
  • 8663Tue
  • 7960Wed
  • 8065Thu
daynightWeather update from Tampa, Tampa International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Harbour Island for August is 83 degrees
  • The lowest monthly average temperature in Harbour Island for January is 61.2 degrees
  • The most monthly precipitation in Harbour Island occurs in August with 9.7 inches
  • The air quality index in Harbour Island is 2% worse than the national average
  • The pollution index in Harbour Island is 591% worse than the national average

Compare Tampa, FL Weather

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      Harbour Island 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
      January51°F73°F61°F2.6"
      February52°F74°F63°F2.8"
      March57°F79°F67°F2.9"
      April64°F84°F73°F2.9"
      May69°F88°F78°F3.3"
      June74°F90°F82°F8.5"
      July76°F91°F83°F8.5"
      August76°F92°F83°F9.7"
      September75°F91°F81°F6.3"
      October68°F86°F76°F2.3"
      November59°F80°F68°F1.6"
      December56°F76°F65°F1.4"

      Harbour Island 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.
      IndexHarbour IslandTampaFlorida
      Air quality index434335
      Pollution index18,829,9007,575,3907,570,785

      Harbour Island air quality

      MeasurementTotal
      Days measured365
      Days with good air quality267
      Days with moderate air quality92
      Days w/ poor A.Q. for sensitive groups6
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.050%
      Benzene0.100%
      Carbon Tetrachloride0.020%
      Lead0.030%
      Mercury0.020%

      Average monthly Harbour Island temperature with heat index

      Harbour Island monthly precipitation with daily maximum

      Harbour Island monthly snow depth with daily maximum

      Harbour Island monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      East Lake, FL32,3824314.0%
      Cheval, FL12,0524314.0%
      Lutz, FL22,8714314.0%
      Thonotosassa, FL14,4934314.0%
      Westchase, FL23,3364314.0%
      Tampa, FL395,9124314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Arlington, TX397,269512.0%
      New Orleans, LA391,2494510.0%
      Wichita, KS390,5664020.0%
      Tulsa, OK402,4414510.0%
      Cleveland, OH383,33150= 100
      Tampa, FL395,9124314.0%
      Source: The Harbour Island, Tampa, 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.