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Key findings

  • The highest monthly average temperature in South Monrovia Island for August is 75 degrees
  • The lowest monthly average temperature in South Monrovia Island for December is 56.3 degrees
  • The most monthly precipitation in South Monrovia Island occurs in December with 2.5 inches
  • The air quality index in South Monrovia Island is 45% worse than the national average
  • The pollution index in South Monrovia Island is 2653% worse than the national average

Compare South Monrovia Island, CA Weather

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      South Monrovia 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
      January46°F72°F57°F2.3"
      February48°F72°F58°F1.7"
      March51°F75°F61°F1.0"
      April54°F76°F64°F0.5"
      May58°F78°F66°F0.3"
      June62°F81°F70°F0.0"
      July66°F86°F74°F0.1"
      August66°F88°F75°F0.0"
      September65°F88°F74°F0.2"
      October59°F83°F69°F0.4"
      November52°F77°F63°F0.6"
      December45°F70°F56°F2.5"

      South Monrovia 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.
      IndexSouth Monrovia IslandCaliforniaNational
      Air quality index725550
      Pollution index139,490,00018,106,7265,066,862

      South Monrovia Island air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality66
      Days with moderate air quality208
      Days w/ poor A.Q. for sensitive groups62
      Days with unhealthy air quality28

      South Monrovia Island air quality information

      PollutantTotal
      Arsenic0.200%
      Benzene0.950%
      Carbon Tetrachloride0.080%
      Lead1.320%
      Mercury0.440%

      Average monthly South Monrovia Island temperature with heat index

      South Monrovia Island monthly precipitation with daily maximum

      South Monrovia Island monthly snow depth with daily maximum

      South Monrovia Island monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Baldwin Park, CA76,5117244%
      La Puente, CA40,3847244%
      Vincent, CA16,4167244%
      Florence-Graham, CA63,3907244%
      Willowbrook, CA22,0357244%
      South Monrovia Island, CA6,7797244%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Piedmont, OK6,779484%
      Westmere, NY6,7783726%
      Stickney, IL6,7785510%
      Warwick, NY6,7773628%
      King, NC6,7774510%
      South Monrovia Island, CA6,7797244%
      Source: The South Monrovia Island, CA 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.