TODAY MAY27
TEMPERATURE103
HUMIDITY20
PRESSURE29.82
WIND COND.
  • 10159Wed
  • 9860Thu
  • 8958Fri
  • 7956Sat
  • 7956Sun
daynightWeather update from Fairfield / Travis Air Force Base at
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Isleton 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
January37°F58°F46°F8.6"
February40°F63°F50°F6.8"
March43°F67°F54°F6.5"
April46°F72°F58°F4.4"
May51°F79°F63°F2.6"
June55°F87°F69°F5.0"
July57°F90°F71°F3.3"
August57°F89°F70°F3.3"
September55°F89°F69°F4.3"
October49°F79°F63°F5.1"
November42°F67°F53°F4.2"
December36°F58°F46°F6.4"

Did you know?

  • The highest monthly average temperature in Isleton for July is 71 degrees.
  • The lowest monthly average temperature in Isleton for December is 46 degrees.
  • The most monthly precipitation in Isleton occurs in January with 8.6 inches.
  • The air quality index in Isleton is 15% worse than the national average.
  • The pollution index in Isleton is 52% better than the national average.

Compare Isleton, CA Weather To Other Cities

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      Isleton 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.
      IndexIsletonCaliforniaNational
      Air quality index575550
      Pollution index2,457,15018,106,7265,066,862

      Isleton air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality128
      Days with moderate air quality207
      Days w/ poor A.Q. for sensitive groups21
      Days with unhealthy air quality9

      Isleton air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.080%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.020%

      Average monthly Isleton temperature with heat index

      Isleton monthly precipitation with daily maximum

      Isleton monthly snow depth with daily maximum

      Isleton monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Walnut Grove, CA1,4695510%
      Courtland, CA5205510%
      Hood, CA3335510%
      Oakley, CA38,9685714%
      Antioch, CA108,6755714%
      Isleton, CA7875714%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Hartland, ME7873138%
      Dongola, IL7873628%
      Mount Vernon, MD7873726%
      Louise, TX7872746%
      Sharpsburg, MD7874118%
      Isleton, CA7875714%
      Source: The Isleton, 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.