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Key findings

  • The highest monthly average temperature in Westphalia for July is 78.2 degrees
  • The lowest monthly average temperature in Westphalia for January is 23.9 degrees
  • The most monthly precipitation in Westphalia occurs in August with 6.1 inches
  • The air quality index in Westphalia is 20% better than the national average
  • The pollution index in Westphalia is 14% better than the national average

Compare Westphalia, IA Weather

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      Westphalia 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
      January14°F37°F24°F0.6"
      February16°F41°F27°F0.9"
      March29°F56°F41°F1.5"
      April40°F67°F53°F3.8"
      May50°F77°F63°F5.2"
      June62°F87°F74°F4.9"
      July66°F91°F78°F3.1"
      August64°F88°F75°F6.1"
      September55°F82°F67°F3.7"
      October42°F69°F54°F3.0"
      November29°F55°F41°F1.0"
      December17°F39°F27°F1.7"

      Westphalia 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.
      IndexWestphaliaIowaNational
      Air quality index403950
      Pollution index4,349,9301,643,8365,066,862

      Westphalia air quality information

      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

      Westphalia air quality information

      PollutantTotal
      Arsenic0.210%
      Benzene0.040%
      Carbon Tetrachloride0.004%
      Lead0.100%
      Mercury0.160%

      Average monthly Westphalia temperature with heat index

      Westphalia monthly precipitation with daily maximum

      Westphalia monthly snow depth with daily maximum

      Westphalia monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Buck Grove, IA194020%
      Kirkman, IA654020%
      Persia, IA2574020%
      Dow City, IA4634020%
      Defiance, IA2404020%
      Westphalia, IA1304020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      New Cambria, KS1303236%
      Lequire, OK1304314%
      Parksville, SC130476%
      Stella, MO1303726%
      Topaz Lake, NV1301374%
      Westphalia, IA1304020%
      Source: The Westphalia, 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.