TODAY NOV24
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 4435Sun20%80%
  • 4538Mon90%100%
  • 4330Tue100%80%
  • 4527Wed
  • 5030
daynightWeather update from SADDLEBACK at
New Real Estate Listings in Sierra City Area
Search Homes for Sale in Sierra City, CA

Weather Quick Facts

  • The highest monthly average temperature in Sierra City for July is 70.9 degrees
  • The lowest monthly average temperature in Sierra City for December is 39.2 degrees
  • The most monthly precipitation in Sierra City occurs in December with 11.7 inches
  • The air quality index in Sierra City is 5% worse than the national average
  • The pollution index in Sierra City is 878% worse than the national average

Compare Sierra City, CA Weather

      vs
      How would you rate the weather in Sierra City?
      Write a review to give others more information about this area.
      How would you rate the air quality in Sierra City?
      Write a review to give others more information about this area.
      See all Sierra City poll results

      Sierra City 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°F49°F41°F7.8"
      February35°F47°F40°F8.4"
      March36°F49°F41°F10.1"
      April38°F54°F45°F5.7"
      May46°F62°F53°F3.7"
      June55°F71°F62°F1.4"
      July64°F79°F71°F0.1"
      August63°F79°F70°F0.1"
      September58°F74°F65°F1.4"
      October48°F63°F54°F4.8"
      November40°F53°F46°F7.3"
      December34°F46°F39°F11.7"

      Sierra City 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.
      IndexSierra CityCaliforniaNational
      Air quality index445542
      Pollution index26,667,30010,473,1902,726,193

      Sierra City air quality

      MeasurementTotal
      Days measured361
      Days with good air quality273
      Days with moderate air quality83
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.360%
      Benzene0.250%
      Carbon Tetrachloride0.100%
      Lead0.250%
      Mercury0.260%

      Average monthly Sierra City temperature with heat index

      Sierra City monthly precipitation with daily maximum

      Sierra City monthly snow depth with daily maximum

      Sierra City monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Alleghany, CA994412.0%
      Graniteville, CA144412.0%
      Calpine, CA1644412.0%
      Graeagle, CA5524412.0%
      Valley Ranch, CA384412.0%
      Sierra City, CA844412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Blue Springs, AL843530.0%
      Graham, AL843824.0%
      Moccasin, AZ844412.0%
      Joes, CO845816.0%
      Douds, IA842942.0%
      Sierra City, CA844412.0%
      Source: The Sierra City, 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.