TODAY OCT23
TEMPERATURE68
HUMIDITY70
PRESSURE29.86
WIND COND.150 3.4
  • 8462Tue30%
  • 8361Wed
  • 8360Thu
  • 8460Fri
  • 8761Sat
daynightWeather update from Casa Grande, Casa Grande Municipal Airport at
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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"

Did you know?

  • 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 48% worse than the national average.
  • The pollution index in Casa Grande is 19% better than the national average.

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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 quality36
Days with moderate air quality242
Days w/ poor A.Q. for sensitive groups60
Days with unhealthy air quality19

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, AZ17,128468%
Chuichu, AZ4177448%
Sacaton, AZ2,7877448%
Upper Santan Village, AZ4597448%
Arizona City, AZ10,4897448%
Casa Grande, AZ51,5717448%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Brookhaven, GA51,567524%
Minnetonka, MN51,6514412%
Huntersville, NC51,7014216%
Hoffman Estates, IL51,7276020%
Commerce City, CO51,731548%
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.