TODAY NOV21
TEMPERATURE31
HUMIDITY66
PRESSURE102370
WIND COND.320 27.7
  • 4727Fri
  • 5438Sat
  • 5929Sun
  • 3920Mon
  • 4023Tue
daynightWeather update from Falls City, Brenner Field Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Fairfax for July is 77.7 degrees
  • The lowest monthly average temperature in Fairfax for January is 26.8 degrees
  • The most monthly precipitation in Fairfax occurs in June with 6 inches
  • The air quality index in Fairfax is 2% worse than the national average
  • The pollution index in Fairfax is 82% better than the national average

Compare Fairfax, MO Weather

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      Fairfax 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
      January17°F39°F27°F0.6"
      February20°F43°F30°F0.9"
      March33°F58°F44°F2.0"
      April43°F68°F54°F4.3"
      May53°F77°F64°F4.6"
      June64°F86°F75°F6.0"
      July67°F89°F78°F4.0"
      August64°F87°F75°F4.7"
      September56°F81°F67°F3.5"
      October44°F69°F55°F3.1"
      November32°F56°F43°F1.5"
      December21°F40°F30°F1.9"

      Fairfax 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.
      IndexFairfaxMissouriNational
      Air quality index439742
      Pollution index480,1931,630,2552,726,193

      Fairfax air quality

      MeasurementTotal
      Days measured365
      Days with good air quality283
      Days with moderate air quality82
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.000%

      Average monthly Fairfax temperature with heat index

      Fairfax monthly precipitation with daily maximum

      Fairfax monthly snow depth with daily maximum

      Fairfax monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Brownville, NE1253138.0%
      Watson, MO384020.0%
      Craig, MO1374314.0%
      Corning, MO54314.0%
      Mound City, MO1,1504314.0%
      Fairfax, MO6954314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hollis Crossroads, AL6953824.0%
      Elkhart, IA6953922.0%
      Stanford, IL6954412.0%
      Roachdale, IN695548.0%
      Magnolia, KY6953922.0%
      Fairfax, MO6954314.0%
      Source: The Fairfax, MO 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.