TODAY NOV21
TEMPERATURE33
HUMIDITY88
PRESSURE100310
WIND COND.270 33.5
  • 4635Fri
  • 4536Sat
  • 5144Sun
  • 5128Mon
  • 3828Tue
daynightWeather update from Lansing Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Riverdale for July is 74 degrees
  • The lowest monthly average temperature in Riverdale for January is 25.6 degrees
  • The most monthly precipitation in Riverdale occurs in July with 8 inches
  • The air quality index in Riverdale is 31% worse than the national average
  • The pollution index in Riverdale is 43% better than the national average

Compare Riverdale, IL 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
      January18°F34°F26°F4.5"
      February19°F35°F27°F3.6"
      March31°F49°F39°F4.4"
      April40°F62°F50°F5.4"
      May50°F72°F60°F6.5"
      June60°F81°F70°F5.8"
      July64°F84°F74°F8.0"
      August63°F82°F72°F7.5"
      September56°F76°F65°F5.4"
      October45°F64°F54°F6.2"
      November33°F51°F42°F5.4"
      December24°F38°F31°F3.8"

      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.
      IndexRiverdaleIllinoisNational
      Air quality index554142
      Pollution index1,558,0703,148,6942,726,193

      Riverdale air quality

      MeasurementTotal
      Days measured365
      Days with good air quality121
      Days with moderate air quality227
      Days w/ poor A.Q. for sensitive groups16
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.010%
      Carbon Tetrachloride0.070%
      Lead0.090%
      Mercury0.010%

      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

      CityPopulationAir Quality IndexNational Avg.
      Bedford Park, IL6695510.0%
      Cicero, IL81,4715510.0%
      Crete, IL8,0585510.0%
      Lynwood, IL9,2105510.0%
      Thornton, IL2,3085510.0%
      Riverdale, IL12,5305510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Borger, TX12,5344412.0%
      St. Andrews, MB12,535n/a 
      Conneaut, OH12,5243432.0%
      Kincardine, ON12,522n/a 
      Middleburg, FL12,5444314.0%
      Riverdale, IL12,5305510.0%
      Source: The Riverdale, IL 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.