TODAY NOV21
TEMPERATURE53
HUMIDITY83
PRESSURE102070
WIND COND.
  • 5748Fri100%100%
  • 5843Sat80%50%
  • 5546Sun60%
  • 5747Mon
  • 5644Tue
daynightWeather update from Oroville Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Palermo for July is 81 degrees
  • The lowest monthly average temperature in Palermo for December is 46.6 degrees
  • The most monthly precipitation in Palermo occurs in December with 4.1 inches
  • The air quality index in Palermo is 5% worse than the national average
  • The pollution index in Palermo is 26% better than the national average

Compare Palermo, CA Weather

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      Palermo 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
      January38°F58°F47°F3.5"
      February42°F62°F51°F3.9"
      March45°F67°F56°F3.7"
      April48°F74°F60°F2.1"
      May55°F84°F69°F0.7"
      June61°F92°F76°F0.3"
      July65°F98°F81°F0.0"
      August63°F95°F79°F0.0"
      September59°F90°F74°F0.2"
      October51°F79°F64°F1.2"
      November44°F65°F54°F2.6"
      December38°F57°F47°F4.1"

      Palermo 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.
      IndexPalermoCaliforniaNational
      Air quality index445542
      Pollution index2,024,69010,473,1902,726,193

      Palermo air quality

      MeasurementTotal
      Days measured365
      Days with good air quality239
      Days with moderate air quality124
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.020%

      Average monthly Palermo temperature with heat index

      Palermo monthly precipitation with daily maximum

      Palermo monthly snow depth with daily maximum

      Palermo monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Biggs, CA2,6484412.0%
      Rackerby, CA1934412.0%
      Loma Rica, CA2,9094412.0%
      Bangor, CA4074412.0%
      Gridley, CA7,1544412.0%
      Palermo, CA5,2044412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Centre Hastings, ON5,204n/a 
      Obetz, OH5,205468.0%
      Yarmouth Port, MA5,2023628.0%
      Cumberland, Subd. C, NS5,206n/a 
      Sawmills, NC5,2014314.0%
      Palermo, CA5,2044412.0%
      Source: The Palermo, 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.