TODAY JAN15
TEMPERATURE37
HUMIDITY26
PRESSURE30.34
WIND COND.
  • 5219Sat
  • 5722Sun
  • 501640%
  • 3515Tue50%30%
  • 4316Wed30%20%
daynightWeather update from Flagstaff Pulliam Airport at

Key findings

  • The highest monthly average temperature in Flagstaff for July is 67 degrees
  • The lowest monthly average temperature in Flagstaff for January is 29 degrees
  • The most monthly precipitation in Flagstaff occurs in August with 3.7 inches
  • The air quality index in Flagstaff is 10% better than the national average
  • The pollution index in Flagstaff is 201% worse than the national average

Compare Flagstaff, AZ Weather

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

      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 index455750
      Pollution index15,258,3005,576,4945,066,862

      Flagstaff air quality information

      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

      Flagstaff air quality information

      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

      City, StatePopulationAir Quality IndexNational Avg.
      Mountainaire, AZ1,1504510%
      Doney Park, AZ5,7754510%
      Fort Valley, AZ1,1574510%
      Kachina Village, AZ2,5884510%
      Flagstaff, AZ69,2704510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Palatine, IL69,0985510%
      The Villages, FL69,4573824%
      Glen Burnie, MD69,060468%
      Rancho Cordova, CA69,482524%
      Bismarck, ND68,9813628%
      Flagstaff, AZ69,2704510%
      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.