TODAY MAR19
TEMPERATURE64
HUMIDITY40
PRESSURE101630
WIND COND.310 7.6
  • 7653Tue
  • 7956Wed
  • 8357Thu
  • 8559Fri
  • 8458Sat
daynightWeather update from Phoenix, Phoenix Sky Harbor International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Phoenix for July is 95.9 degrees
  • The lowest monthly average temperature in Phoenix for December is 55.5 degrees
  • The most monthly precipitation in Phoenix occurs in August with 1.4 inches
  • The air quality index in Phoenix is 76% worse than the national average
  • The pollution index in Phoenix is 49% worse than the national average

Compare Phoenix, AZ Weather

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      Phoenix 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
      January45°F69°F56°F0.8"
      February48°F74°F60°F0.7"
      March54°F81°F67°F0.5"
      April60°F88°F74°F0.2"
      May68°F96°F83°F0.2"
      June79°F107°F94°F0.0"
      July84°F108°F96°F0.9"
      August83°F107°F94°F1.4"
      September77°F102°F89°F0.8"
      October65°F92°F78°F0.2"
      November54°F80°F66°F0.4"
      December45°F69°F55°F0.9"

      Phoenix 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.
      IndexPhoenixArizonaNational
      Air quality index745742
      Pollution index4,063,3809,766,0192,726,193

      Phoenix 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

      Phoenix air quality information

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

      Average monthly Phoenix temperature with heat index

      Phoenix monthly precipitation with daily maximum

      Phoenix monthly snow depth with daily maximum

      Phoenix monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      El Mirage, AZ35,7027448.0%
      Chandler, AZ257,0767448.0%
      Santa Cruz, AZ577448.0%
      Peoria, AZ172,1097448.0%
      Sun City, AZ38,8887448.0%
      Phoenix, AZ1,658,4227448.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Philadelphia, PA1,581,531512.0%
      San Antonio, TX1,529,133492.0%
      Montréal, QC1,811,008n/a 
      San Diego, CA1,414,5456428.0%
      Calgary, AB1,371,990n/a 
      Phoenix, AZ1,658,4227448.0%
      Source: The Phoenix, 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.