TODAY MAY10
TEMPERATURE53
HUMIDITY36
PRESSURE
WIND COND.289 3.2
  • 7238Mon
  • 7941Tue
  • 8142Wed
  • 8142Thu
  • 8040Fri
daynightWeather update from CHESTER at

Key findings

  • The highest monthly average temperature in Chester for July is 80.9 degrees
  • The lowest monthly average temperature in Chester for December is 45.5 degrees
  • The most monthly precipitation in Chester occurs in January with n/a inches
  • The air quality index in Chester is 8% better than the national average
  • The pollution index in Chester is 64% better than the national average

Compare Chester, CA Weather

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      Chester 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°F56°F46°Fn/a
      February41°F60°F50°Fn/a
      March45°F64°F54°Fn/a
      April48°F71°F59°Fn/a
      May55°F80°F67°Fn/a
      June63°F89°F76°Fn/a
      July67°F94°F81°Fn/a
      August66°F93°F79°Fn/a
      September61°F89°F75°Fn/a
      October53°F76°F64°Fn/a
      November43°F61°F52°Fn/a
      December38°F54°F46°Fn/a

      Chester 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.
      IndexChesterCaliforniaNational
      Air quality index465550
      Pollution index1,799,83018,106,7265,066,862

      Chester air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality224
      Days with moderate air quality136
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality2

      Chester air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.004%

      Average monthly Chester temperature with heat index

      Chester monthly precipitation with daily maximum

      Chester monthly snow depth with daily maximum

      Chester monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Canyondam, CA94468%
      Lake Almanor Country Club, CA357468%
      Westwood, CA1,685468%
      Clear Creek, CA298468%
      Lake Almanor Peninsula, CA486468%
      Chester, CA2,195468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Deenwood, GA2,1952648%
      Jones Creek, TX2,195524%
      Bohners Lake, WI2,1953922%
      Belzoni, MS2,1944314%
      Fox Lake Hills, IL2,1963922%
      Chester, CA2,195468%
      Source: The Chester, 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.