TODAY DEC13
TEMPERATURE9
HUMIDITY72
PRESSURE
WIND COND.120 25.9
  • 3226Sat60%
  • 3928Sun
  • 3718Mon
  • 3212Tue
  • 246Wed
daynightWeather update from Sioux County Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Granville for July is 74.9 degrees
  • The lowest monthly average temperature in Granville for January is 20.9 degrees
  • The most monthly precipitation in Granville occurs in June with 7.1 inches
  • The air quality index in Granville is 17% better than the national average
  • The pollution index in Granville is 67% better than the national average

Compare Granville, IA Weather

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      Granville 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°F30°F21°F0.8"
      February14°F34°F23°F1.0"
      March28°F49°F37°F2.2"
      April39°F63°F49°F4.1"
      May49°F73°F60°F5.2"
      June60°F83°F71°F7.1"
      July64°F86°F75°F4.2"
      August62°F83°F71°F5.5"
      September53°F77°F63°F2.8"
      October41°F64°F51°F4.0"
      November28°F49°F38°F3.7"
      December16°F33°F24°F2.5"

      Granville 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.
      IndexGranvilleIowaNational
      Air quality index353942
      Pollution index890,0791,154,5352,726,193

      Granville air quality

      MeasurementTotal
      Days measured364
      Days with good air quality322
      Days with moderate air quality42
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.004%
      Mercury0.000%

      Average monthly Granville temperature with heat index

      Granville monthly precipitation with daily maximum

      Granville monthly snow depth with daily maximum

      Granville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Marcus, IA1,2953530.0%
      Paullina, IA9343530.0%
      Hospers, IA8123530.0%
      Meriden, IA1173530.0%
      Remsen, IA1,8023530.0%
      Granville, IA3173530.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Gillsville, GA3173726.0%
      Maunaloa, HI3173040.0%
      Mystic, IA3173922.0%
      Ute, IA3173530.0%
      East Carondelet, IL317548.0%
      Granville, IA3173530.0%
      Source: The Granville, 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.