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Key findings

  • The highest monthly average temperature in Somerton for July is 94.9 degrees
  • The lowest monthly average temperature in Somerton for December is 57.3 degrees
  • The most monthly precipitation in Somerton occurs in September with 0.6 inches
  • The air quality index in Somerton is 10% better than the national average
  • The pollution index in Somerton is 127% worse than the national average

Compare Somerton, AZ Weather

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      Somerton 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
      January48°F71°F58°F0.5"
      February51°F76°F62°F0.4"
      March55°F83°F68°F0.2"
      April60°F88°F74°F0.1"
      May67°F96°F81°F0.1"
      June76°F105°F90°F0.0"
      July84°F108°F95°F0.5"
      August83°F107°F94°F0.4"
      September77°F102°F89°F0.6"
      October66°F91°F78°F0.1"
      November56°F80°F67°F0.4"
      December47°F69°F57°F0.3"

      Somerton 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.
      IndexSomertonArizonaNational
      Air quality index455750
      Pollution index6,200,9309,766,0192,726,193

      Somerton air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality265
      Days with moderate air quality97
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Somerton air quality information

      PollutantTotal
      Arsenic0.200%
      Benzene0.130%
      Carbon Tetrachloride0.000%
      Lead0.090%
      Mercury0.070%

      Average monthly Somerton temperature with heat index

      Somerton monthly precipitation with daily maximum

      Somerton monthly snow depth with daily maximum

      Somerton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Drysdale, AZ4174510.0%
      Padre Ranchitos, AZ2254510.0%
      Yuma, AZ93,7044510.0%
      Avenue B and C, AZ3,6234510.0%
      El Prado Estates, AZ4454510.0%
      Somerton, AZ14,8664510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Mastic Beach, NY14,8674314.0%
      Aldine, TX14,867524.0%
      Forrest City, AR14,8714510.0%
      Alexander City, AL14,8593824.0%
      Fort Carson, CO14,8734510.0%
      Somerton, AZ14,8664510.0%
      Source: The Somerton, AZ 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.