TODAY NOV09
TEMPERATURE77
HUMIDITY83
PRESSURE101460
WIND COND.90 16.6
  • 8373Sat20%20%
  • 8373Sun20%20%
  • 857250%50%
  • 8672Tue20%20%
  • 8370Wed
daynightWeather update from Witham Field Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Port St. Lucie for August is 82 degrees
  • The lowest monthly average temperature in Port St. Lucie for February is 63.2 degrees
  • The most monthly precipitation in Port St. Lucie occurs in July with 11.4 inches
  • The air quality index in Port St. Lucie is 14% better than the national average
  • The pollution index in Port St. Lucie is 1024% worse than the national average

Compare Port St. Lucie, FL Weather

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      Port St. Lucie 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
      January55°F75°F65°F1.7"
      February51°F75°F63°F2.4"
      March58°F78°F68°F5.3"
      April58°F81°F70°F8.9"
      May67°F84°F76°F6.5"
      June72°F87°F79°F10.4"
      July74°F90°F82°F11.4"
      August74°F91°F82°F5.5"
      September73°F88°F80°F5.3"
      October72°F85°F78°F8.0"
      November62°F79°F70°F6.0"
      December56°F76°F66°F7.8"

      Port St. Lucie 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.
      IndexPort St. LucieFloridaNational
      Air quality index363542
      Pollution index30,648,3007,570,7852,726,193

      Port St. Lucie air quality

      MeasurementTotal
      Days measured353
      Days with good air quality324
      Days with moderate air quality29
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.040%
      Benzene0.370%
      Carbon Tetrachloride0.080%
      Lead0.150%
      Mercury0.030%

      Average monthly Port St. Lucie temperature with heat index

      Port St. Lucie monthly precipitation with daily maximum

      Port St. Lucie monthly snow depth with daily maximum

      Port St. Lucie monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Jensen Beach, FL13,5923628.0%
      Port Salerno, FL12,0703628.0%
      Stuart, FL16,2793628.0%
      St. Lucie Village, FL7733628.0%
      Hobe Sound, FL14,7643628.0%
      Port St. Lucie, FL195,7733628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Columbus, GA195,4184216.0%
      Akron, OH197,3754314.0%
      Burlington, ON197,435n/a 
      Augusta, GA197,535476.0%
      Grand Prairie, TX193,835512.0%
      Port St. Lucie, FL195,7733628.0%
      Source: The Port St. Lucie, 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.