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Key findings

  • The highest monthly average temperature in El Rio for August is 67 degrees
  • The lowest monthly average temperature in El Rio for January is 54 degrees
  • The most monthly precipitation in El Rio occurs in January with 13.7 inches
  • The air quality index in El Rio is 8% better than the national average
  • The pollution index in El Rio is 167% worse than the national average

Compare El Rio, CA Weather

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      El Rio 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
      January44°F66°F54°F13.7"
      February47°F67°F56°F10.8"
      March48°F69°F57°F3.2"
      April48°F69°F58°F7.3"
      May53°F71°F62°F2.1"
      June57°F72°F65°F0.0"
      July60°F76°F67°F0.0"
      August59°F78°F67°F0.0"
      September55°F77°F65°F1.2"
      October53°F76°F63°F2.3"
      November49°F73°F59°F1.5"
      December43°F67°F54°F2.6"

      El Rio 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.
      IndexEl RioCaliforniaNational
      Air quality index465550
      Pollution index13,529,80018,106,7265,066,862

      El Rio air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality214
      Days with moderate air quality142
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality0

      El Rio air quality information

      PollutantTotal
      Arsenic0.150%
      Benzene0.190%
      Carbon Tetrachloride0.010%
      Lead0.180%
      Mercury0.070%

      Average monthly El Rio temperature with heat index

      El Rio monthly precipitation with daily maximum

      El Rio monthly snow depth with daily maximum

      El Rio monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Channel Islands Beach, CA2,954468%
      Fillmore, CA15,391468%
      Ojai, CA7,581468%
      Oxnard, CA204,752468%
      Meiners Oaks, CA3,348468%
      El Rio, CA7,412468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Hatboro, PA7,412512%
      Kennedale, TX7,413512%
      South Cleveland, TN7,414198%
      Crystal City, TX7,4142550%
      Wellington, CO7,409484%
      El Rio, CA7,412468%
      Source: The El Rio, 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.