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Key findings

  • The highest monthly average temperature in Masonville for July is 71.6 degrees
  • The lowest monthly average temperature in Masonville for January is 18.9 degrees
  • The most monthly precipitation in Masonville occurs in June with 5.1 inches
  • The air quality index in Masonville is 22% better than the national average
  • The pollution index in Masonville is 88% better than the national average

Compare Masonville, IA Weather

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      Masonville 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
      January12°F27°F19°F0.7"
      February13°F29°F21°F0.7"
      March29°F45°F36°F1.7"
      April39°F60°F48°F2.8"
      May50°F71°F60°F2.4"
      June60°F80°F70°F5.1"
      July62°F82°F72°F2.5"
      August60°F79°F69°F2.3"
      September53°F75°F63°F3.0"
      October42°F61°F50°F2.8"
      November29°F47°F37°F1.1"
      December17°F31°F24°F1.8"

      Masonville 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.
      IndexMasonvilleIowaNational
      Air quality index393950
      Pollution index586,1751,643,8365,066,862

      Masonville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality287
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Masonville air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.090%
      Mercury0.000%

      Average monthly Masonville temperature with heat index

      Masonville monthly precipitation with daily maximum

      Masonville monthly snow depth with daily maximum

      Masonville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Edgewood, IA7952942%
      Greeley, IA2792942%
      Aurora, IA2343922%
      Quasqueton, IA4833922%
      Strawberry Point, IA1,3573922%
      Masonville, IA1203922%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Frisco, NC1203726%
      Lidderdale, IA1203726%
      Chewsville, MD1204020%
      Quemado, NM1201766%
      Bradley, OK120484%
      Masonville, IA1203922%
      Source: The Masonville, 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.