Current weather conditions temporarily unavailable!

Key findings

  • The highest monthly average temperature in Casa Grande for July is 92 degrees
  • The lowest monthly average temperature in Casa Grande for December is 51 degrees
  • The most monthly precipitation in Casa Grande occurs in September with 28.8 inches
  • The air quality index in Casa Grande is 49% worse than the national average
  • The pollution index in Casa Grande is 20% better than the national average

Compare Casa Grande, AZ Weather

      vs
      How would you rate the weather in Casa Grande?
      Write a review to give others more information about this area.
      How would you rate the air quality in Casa Grande?
      Write a review to give others more information about this area.
      See all Casa Grande poll results

      Casa Grande 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
      January39°F66°F51°F4.9"
      February41°F71°F55°F2.3"
      March47°F78°F62°F4.3"
      April53°F86°F70°F1.8"
      May61°F94°F78°F2.3"
      June71°F104°F89°F6.7"
      July80°F105°F92°F6.0"
      August78°F103°F90°F5.5"
      September72°F98°F85°F28.8"
      October58°F88°F73°F1.1"
      November47°F76°F61°F2.4"
      December40°F64°F51°F3.6"

      Casa Grande 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.
      IndexCasa GrandeArizonaNational
      Air quality index745750
      Pollution index4,063,3805,576,4945,066,862

      Casa Grande 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

      Casa Grande air quality information

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

      Average monthly Casa Grande temperature with heat index

      Casa Grande monthly precipitation with daily maximum

      Casa Grande monthly snow depth with daily maximum

      Casa Grande monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Eloy, AZ17,128476%
      Vaiva Vo, AZ07448%
      Arizona City, AZ10,4897448%
      Sacaton, AZ2,7877448%
      Sacate Village, AZ1507448%
      Casa Grande, AZ51,5717448%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Brookhaven, GA51,567524%
      Minnetonka, MN51,651468%
      Huntersville, NC51,701492%
      Hoffman Estates, IL51,7275510%
      Commerce City, CO51,7315816%
      Casa Grande, AZ51,5717448%
      Source: The Casa Grande, 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.