TODAY MAR29
TEMPERATURE63
HUMIDITY87
PRESSURE101860
WIND COND.320 18.4
  • 7664Sat
  • 7967Sun
  • 8168Mon
  • 8470Tue
  • 8866Wed20%
daynightWeather update from West Palm Beach - Palm Beach International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in San Castle for August is 83.5 degrees
  • The lowest monthly average temperature in San Castle for January is 66.9 degrees
  • The most monthly precipitation in San Castle occurs in August with 9.4 inches
  • The air quality index in San Castle is 14% better than the national average
  • The pollution index in San Castle is 1024% worse than the national average

Compare San Castle, FL Weather

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      San Castle 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
      January57°F77°F67°F2.6"
      February57°F79°F68°F2.5"
      March61°F80°F71°F3.3"
      April66°F84°F75°F3.9"
      May71°F87°F79°F5.7"
      June74°F89°F81°F8.1"
      July76°F91°F83°F6.0"
      August77°F92°F84°F9.4"
      September75°F89°F82°F7.5"
      October71°F86°F79°F6.3"
      November65°F82°F73°F2.8"
      December62°F79°F70°F3.9"

      San Castle 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.
      IndexSan CastleFloridaNational
      Air quality index363542
      Pollution index30,648,3007,570,7852,726,193

      San Castle air quality information

      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

      San Castle air quality information

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

      Average monthly San Castle temperature with heat index

      San Castle monthly precipitation with daily maximum

      San Castle monthly snow depth with daily maximum

      San Castle monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Pine Air, FL2,4883628.0%
      Loxahatchee Groves, FL3,5573628.0%
      Stacey Street, FL6103628.0%
      Cloud Lake, FL4003628.0%
      Mangonia Park, FL2,2283628.0%
      San Castle, FL4,0613628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Boyertown, PA4,0614216.0%
      Central Kootenay E, BC4,061n/a 
      Dannemora, NY4,0603726.0%
      Clearwater, SC4,060476.0%
      Crescent Springs, KY4,062548.0%
      San Castle, FL4,0613628.0%
      Source: The San Castle, 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.