TODAY NOV22
TEMPERATURE17
HUMIDITY44
PRESSURE102640
WIND COND.
  • 6418Fri
  • 5828Sat
  • 5126Sun
  • 5229Mon
  • 5229Tue20%40%
daynightWeather update from Flagstaff Pulliam Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Flagstaff for July is 67 degrees
  • The lowest monthly average temperature in Flagstaff for January is 29.4 degrees
  • The most monthly precipitation in Flagstaff occurs in August with 3.7 inches
  • The air quality index in Flagstaff is 7% worse than the national average
  • The pollution index in Flagstaff is 460% worse than the national average

Compare Flagstaff, AZ Weather

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      Flagstaff 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
      January16°F45°F29°F2.4"
      February18°F48°F33°F2.0"
      March23°F55°F39°F1.5"
      April26°F62°F45°F0.9"
      May33°F69°F53°F0.8"
      June42°F81°F64°F0.4"
      July51°F83°F67°F3.5"
      August50°F80°F64°F3.7"
      September42°F75°F58°F1.8"
      October31°F66°F48°F1.3"
      November23°F56°F38°F1.2"
      December15°F46°F30°F2.6"

      Flagstaff 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.
      IndexFlagstaffArizonaNational
      Air quality index455742
      Pollution index15,258,3009,766,0192,726,193

      Flagstaff air quality

      MeasurementTotal
      Days measured365
      Days with good air quality293
      Days with moderate air quality72
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.430%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.130%
      Mercury0.150%

      Average monthly Flagstaff temperature with heat index

      Flagstaff monthly precipitation with daily maximum

      Flagstaff monthly snow depth with daily maximum

      Flagstaff monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Kachina Village, AZ3,1544510.0%
      Mountainaire, AZ7924510.0%
      Doney Park, AZ4,8914510.0%
      Fort Valley, AZ2,1084510.0%
      Flagstaff, AZ73,3194510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Apple Valley, CA73,3398978.0%
      Ellicott City, MD73,272468.0%
      Schaumburg, IL73,3925510.0%
      Bismarck, ND73,4353628.0%
      Cheektowaga, NY73,4573922.0%
      Flagstaff, AZ73,3194510.0%
      Source: The Flagstaff, 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.