TODAY JUN04
TEMPERATURE75
HUMIDITY41
PRESSURE29.77
WIND COND.300 3.4
  • 9059Fri
  • 7753Sat
  • 7554Sun
  • 8156Mon
  • 8963Tue
daynightWeather update from Modesto, Modesto City-County-Sham Field at
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Westley 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°F2.4"
February42°F64°F52°F1.9"
March46°F70°F57°F1.7"
April49°F76°F61°F1.3"
May54°F85°F69°F0.4"
June60°F93°F76°F0.2"
July64°F98°F80°F0.0"
August63°F96°F78°F0.0"
September59°F91°F74°F0.1"
October52°F80°F64°F0.7"
November44°F68°F54°F1.1"
December38°F58°F47°F2.3"

Did you know?

  • The highest monthly average temperature in Westley for July is 80 degrees.
  • The lowest monthly average temperature in Westley for January is 47 degrees.
  • The most monthly precipitation in Westley occurs in January with 2.4 inches.
  • The air quality index in Westley is 11% worse than the national average.
  • The pollution index in Westley is 53% worse than the national average.

Compare Westley, CA Weather To Other Cities

      vs

      Westley 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.
      IndexWestleyCaliforniaNational
      Air quality index555550
      Pollution index7,774,44018,106,7265,066,862

      Westley air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality164
      Days with moderate air quality145
      Days w/ poor A.Q. for sensitive groups45
      Days with unhealthy air quality11

      Westley air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.090%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.040%

      Average monthly Westley temperature with heat index

      Westley monthly precipitation with daily maximum

      Westley monthly snow depth with daily maximum

      Westley monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Diablo Grande, CA1,0795510%
      Parklawn, CA1,1505510%
      Riverdale Park, CA1,0565510%
      West Modesto, CA5,2745510%
      Ceres, CA47,2315510%
      Westley, CA7075510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Bear River, WY7074020%
      Pelion, SC7074216%
      Throckmorton, TX7072648%
      Grannis, AR7073824%
      Hamlet, IN707512%
      Westley, CA7075510%
      Source: The Westley, 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.