TODAY NOV22
TEMPERATURE37
HUMIDITY81
PRESSURE101900
WIND COND.320 24.1
  • 4327Fri
  • 4837Sat
  • 5733Sun
  • 4020Mon
  • 3722Tue
daynightWeather update from Fairfield Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Fairfield for July is 75.1 degrees
  • The lowest monthly average temperature in Fairfield for January is 24.7 degrees
  • The most monthly precipitation in Fairfield occurs in May with 6.2 inches
  • The air quality index in Fairfield is 31% better than the national average
  • The pollution index in Fairfield is 83% better than the national average

Compare Fairfield, IA Weather

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      Fairfield 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°F34°F25°F0.7"
      February18°F36°F26°F2.1"
      March33°F53°F41°F4.1"
      April43°F66°F53°F4.8"
      May53°F75°F63°F6.2"
      June63°F84°F73°F5.9"
      July65°F86°F75°F5.6"
      August63°F84°F73°F2.0"
      September55°F79°F65°F4.1"
      October44°F66°F54°F6.1"
      November33°F51°F41°F3.3"
      December22°F38°F30°F3.1"

      Fairfield 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.
      IndexFairfieldIowaNational
      Air quality index293942
      Pollution index464,3331,154,5352,726,193

      Fairfield air quality

      MeasurementTotal
      Days measured120
      Days with good air quality101
      Days with moderate air quality19
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.320%
      Mercury0.000%

      Average monthly Fairfield temperature with heat index

      Fairfield monthly precipitation with daily maximum

      Fairfield monthly snow depth with daily maximum

      Fairfield monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Stockport, IA3622942.0%
      Eldon, IA9212942.0%
      Douds, IA842942.0%
      Libertyville, IA3772942.0%
      Maharishi Vedic City, IA4862942.0%
      Fairfield, IA10,3272942.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Granbury, TX10,3253334.0%
      Sauk Village, IL10,3195510.0%
      Hillsdale, NJ10,317512.0%
      Lyons, IL10,3385510.0%
      Sedona, AZ10,3414510.0%
      Fairfield, IA10,3272942.0%
      Source: The Fairfield, IA 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.