TODAY FEB27
TEMPERATURE37
HUMIDITY82
PRESSURE29.84
WIND COND.230 13
  • 4837Sat
  • 4523Sun
  • 3821Mon
  • 4632Tue
  • 5131Wed
daynightWeather update from Moline, Quad-City Airport at

Key findings

  • The highest monthly average temperature in Riverdale for July is 76 degrees
  • The lowest monthly average temperature in Riverdale for January is 24 degrees
  • The most monthly precipitation in Riverdale occurs in June with 6 inches
  • The air quality index in Riverdale is 8% better than the national average
  • The pollution index in Riverdale is 65% better than the national average

Compare Riverdale, IA Weather

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      Riverdale 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
      January15°F34°F24°F1.5"
      February16°F37°F26°F1.9"
      March29°F53°F40°F2.8"
      April39°F66°F52°F3.9"
      May49°F76°F63°F4.3"
      June60°F85°F73°F6.0"
      July64°F88°F76°F5.3"
      August62°F86°F73°F4.9"
      September54°F81°F66°F3.4"
      October42°F68°F54°F3.2"
      November31°F54°F42°F2.1"
      December19°F37°F28°F2.6"

      Riverdale 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.
      IndexRiverdaleIowaNational
      Air quality index463950
      Pollution index1,753,5901,643,8365,066,862

      Riverdale air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality217
      Days with moderate air quality145
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Riverdale air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.070%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.001%

      Average monthly Riverdale temperature with heat index

      Riverdale monthly precipitation with daily maximum

      Riverdale monthly snow depth with daily maximum

      Riverdale monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      McCausland, IA3264216%
      Princeton, IA1,1004216%
      Cordova, IL6454216%
      Hampton, IL1,996468%
      Orion, IL2,013468%
      Riverdale, IA481468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Snover, MI4812648%
      Eagle Lake, ME4813138%
      Walden, CO481476%
      Mariaville Lake, NY4813726%
      Sidman, PA4813922%
      Riverdale, IA481468%
      Source: The Riverdale, 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.