TODAY FEB28
TEMPERATURE46
HUMIDITY23
PRESSURE
WIND COND.228 1.6
  • 6041
  • 6848Mon
  • 7650Tue
  • 6847Wed30%30%
  • 6850Thu
daynightWeather update from SELLS at

Key findings

  • The highest monthly average temperature in Ajo for July is 99 degrees
  • The lowest monthly average temperature in Ajo for December is 56 degrees
  • The most monthly precipitation in Ajo occurs in July with 7.4 inches
  • The air quality index in Ajo is 49% worse than the national average
  • The pollution index in Ajo is 20% better than the national average

Compare Ajo, AZ Weather

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      Ajo 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
      January42°F68°F58°F6.0"
      February46°F72°F62°F1.6"
      March52°F79°F69°F4.5"
      April61°F86°F76°F1.7"
      May72°F96°F87°F3.2"
      June82°F105°F96°Fn/a
      July87°F107°F99°F7.4"
      August86°F106°F98°F3.7"
      September78°F101°F93°F2.1"
      October63°F89°F79°F1.4"
      November53°F79°F69°F4.1"
      December43°F66°F56°F4.7"

      Ajo 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.
      IndexAjoArizonaNational
      Air quality index745750
      Pollution index4,063,3805,576,4945,066,862

      Ajo air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality50
      Days with moderate air quality261
      Days w/ poor A.Q. for sensitive groups42
      Days with unhealthy air quality2

      Ajo air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.040%
      Mercury0.001%

      Average monthly Ajo temperature with heat index

      Ajo monthly precipitation with daily maximum

      Ajo monthly snow depth with daily maximum

      Ajo monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Why, AZ1627448%
      Ajo, AZ3,6967448%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lloyd Harbor, NY3,6964314%
      Aurora, IN3,697548%
      Windsor, NC3,6940100%
      Collinsville, CT3,6933726%
      Ross, OH3,693548%
      Ajo, AZ3,6967448%
      Source: The Ajo, 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.