TODAY APR25
TEMPERATURE58
HUMIDITY67
PRESSURE
WIND COND.203 4.8
  • 5233Fri70%
  • 5837Sat
  • 6235Sun
  • 6335Mon
  • 6940Tue
daynightWeather update from SOMES BAR at
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Weather Quick Facts

  • The highest monthly average temperature in Etna for July is 70.8 degrees
  • The lowest monthly average temperature in Etna for December is 34.7 degrees
  • The most monthly precipitation in Etna occurs in December with 6.7 inches
  • The air quality index in Etna is 14% better than the national average
  • The pollution index in Etna is 107% worse than the national average

Compare Etna, CA Weather

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      Etna 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
      January27°F46°F35°F5.5"
      February29°F51°F38°F6.1"
      March32°F55°F42°F6.5"
      April35°F62°F47°F3.2"
      May41°F72°F55°F1.7"
      June47°F80°F63°F1.4"
      July52°F89°F71°F0.2"
      August50°F88°F69°F0.1"
      September44°F81°F61°F0.6"
      October38°F67°F50°F2.8"
      November32°F53°F41°F3.6"
      December27°F45°F35°F6.7"

      Etna 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.
      IndexEtnaCaliforniaNational
      Air quality index365542
      Pollution index5,642,31010,473,1902,726,193

      Etna air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality295
      Days with moderate air quality63
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality4

      Etna air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.080%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.050%

      Average monthly Etna temperature with heat index

      Etna monthly precipitation with daily maximum

      Etna monthly snow depth with daily maximum

      Etna monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Fort Jones, CA5783628.0%
      Greenview, CA1393628.0%
      Etna, CA7553628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Munds Park, AZ7554510.0%
      Eastborough, KS7554020.0%
      Pellston, MI7553236.0%
      New Bloomfield, MO7553922.0%
      Potters Hill, NC7554216.0%
      Etna, CA7553628.0%
      Source: The Etna, 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.