TODAY JUN01
TEMPERATURE63
HUMIDITY63
PRESSURE30.16
WIND COND.160 5.8
  • 8166Mon20%
  • 8967Tue60%
  • 8360Wed60%20%
  • 8364Thu30%
  • 8463Fri40%40%
daynightWeather update from Decorah at
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Postville 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
January13°F27°F19°F0.5"
February14°F29°F21°F0.4"
March29°F45°F36°F1.5"
April40°F59°F48°F3.4"
May50°F70°F60°F2.9"
June61°F79°F69°F4.3"
July65°F82°F73°F3.9"
August62°F79°F70°F4.0"
September54°F73°F63°F3.4"
October43°F61°F51°F3.0"
November31°F47°F38°F1.0"
December18°F31°F24°F0.9"

Did you know?

  • The highest monthly average temperature in Postville for July is 73 degrees.
  • The lowest monthly average temperature in Postville for January is 19 degrees.
  • The most monthly precipitation in Postville occurs in June with 4.3 inches.
  • The air quality index in Postville is 20% better than the national average.
  • The pollution index in Postville is 62% better than the national average.

Compare Postville, IA Weather To Other Cities

      vs

      Postville 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.
      IndexPostvilleIowaNational
      Air quality index403950
      Pollution index1,904,1201,643,8365,066,862

      Postville air quality information

      MeasurementTotal
      Days measured361
      Days with good air quality264
      Days with moderate air quality97
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Postville air quality information

      PollutantTotal
      Arsenic0.040%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.010%
      Mercury0.050%

      Average monthly Postville temperature with heat index

      Postville monthly precipitation with daily maximum

      Postville monthly snow depth with daily maximum

      Postville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Monona, IA1,4953236%
      Farmersburg, IA2783236%
      St. Olaf, IA1383236%
      Waukon, IA3,7864020%
      Castalia, IA1884020%
      Postville, IA2,2814020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Parkside, PA2,2815714%
      Spencer, IN2,2814020%
      Henagar, AL2,2803628%
      Mattawan, MI2,2823922%
      Shavertown, PA2,2804020%
      Postville, IA2,2814020%
      Source: The Postville, 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.