TODAY DEC23
TEMPERATURE64
HUMIDITY46
PRESSURE101930
WIND COND.150 5.4
  • 7449Mon
  • 6345Tue70%40%
  • 6646
  • 6947Thu
  • 7050Fri
daynightWeather update from Burbank - Bob Hope Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Riverside Rancho for August is 75.3 degrees
  • The lowest monthly average temperature in Riverside Rancho for December is 54.9 degrees
  • The most monthly precipitation in Riverside Rancho occurs in January with 3.3 inches
  • The air quality index in Riverside Rancho is 71% worse than the national average
  • The pollution index in Riverside Rancho is 5017% worse than the national average

Compare Glendale, CA Weather

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      Riverside Rancho 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
      January45°F69°F56°F3.3"
      February46°F70°F57°F2.5"
      March49°F73°F60°F2.0"
      April52°F75°F62°F0.6"
      May56°F78°F65°F0.2"
      June60°F83°F70°F0.0"
      July65°F89°F75°F0.0"
      August65°F90°F75°F0.0"
      September63°F89°F74°F0.2"
      October57°F82°F68°F0.5"
      November50°F76°F62°F0.6"
      December44°F68°F55°F2.1"

      Riverside Rancho 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.
      IndexRiverside RanchoGlendaleCalifornia
      Air quality index727255
      Pollution index139,490,000139,490,00010,473,190

      Riverside Rancho air quality

      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

      Air quality details

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

      Average monthly Riverside Rancho temperature with heat index

      Riverside Rancho monthly precipitation with daily maximum

      Riverside Rancho monthly snow depth with daily maximum

      Riverside Rancho monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      La Crescenta-Montrose, CA20,1717244.0%
      Montebello, CA62,6977244.0%
      East Los Angeles, CA120,5047244.0%
      South Pasadena, CA25,4787244.0%
      Rosemead, CA53,8507244.0%
      Glendale, CA199,3577244.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Aurora, IL199,3265510.0%
      Grand Rapids, MI199,4173824.0%
      Amarillo, TX199,2254412.0%
      Montgomery, AL199,054524.0%
      Huntington Beach, CA199,7787244.0%
      Glendale, CA199,3577244.0%
      Source: The Riverside Rancho, Glendale, 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.