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Key findings

  • The highest monthly average temperature in Descanso for August is 74 degrees
  • The lowest monthly average temperature in Descanso for December is 48 degrees
  • The most monthly precipitation in Descanso occurs in December with 2.8 inches
  • The air quality index in Descanso is 29% worse than the national average
  • The pollution index in Descanso is 97% better than the national average

Compare Descanso, CA Weather

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      Descanso 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
      January35°F62°F49°F2.2"
      February34°F64°F49°F2.2"
      March36°F68°F51°F1.3"
      April38°F72°F54°F0.7"
      May42°F77°F59°F0.4"
      June46°F88°F68°F0.1"
      July55°F92°F74°F0.2"
      August55°F93°F74°F0.2"
      September52°F89°F70°F0.5"
      October44°F79°F61°F0.6"
      November39°F70°F54°F0.8"
      December35°F62°F48°F2.8"

      Descanso 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.
      IndexDescansoCaliforniaNational
      Air quality index645550
      Pollution index162,74018,106,7265,066,862

      Descanso air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality87
      Days with moderate air quality253
      Days w/ poor A.Q. for sensitive groups23
      Days with unhealthy air quality2

      Descanso air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.003%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Descanso temperature with heat index

      Descanso monthly precipitation with daily maximum

      Descanso monthly snow depth with daily maximum

      Descanso monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Mount Laguna, CA136428%
      Harbison Canyon, CA4,1286428%
      Pine Valley, CA1,9126428%
      Ramona, CA22,3466428%
      Jamul, CA5,6406428%
      Descanso, CA1,2876428%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Nellysford, VA1,2874020%
      Saticoy, CA1,287468%
      Deadwood, SD1,2874412%
      Menahga, MN1,2872942%
      Sanborn, NY1,2873922%
      Descanso, CA1,2876428%
      Source: The Descanso, 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.