TODAY FEB28
TEMPERATURE42
HUMIDITY85
PRESSURE29.83
WIND COND.100 13
  • 3921Sun
  • 3517Mon
  • 4431Tue
  • 5331Wed
  • 5331Thu
daynightWeather update from Iowa City, Iowa City Municipal Airport at

Key findings

  • The highest monthly average temperature in Coralville for July is 75 degrees
  • The lowest monthly average temperature in Coralville for January is 23 degrees
  • The most monthly precipitation in Coralville occurs in June with 6.1 inches
  • The air quality index in Coralville is 30% better than the national average
  • The pollution index in Coralville is 83% better than the national average

Compare Coralville, IA Weather

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      Coralville 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°F32°F23°F1.0"
      February17°F35°F25°F1.1"
      March30°F51°F39°F2.4"
      April41°F64°F52°F4.8"
      May51°F74°F62°F4.6"
      June62°F84°F73°F6.1"
      July66°F86°F75°F4.7"
      August64°F84°F73°F4.5"
      September55°F78°F66°F3.3"
      October43°F65°F53°F3.3"
      November31°F51°F40°F1.9"
      December19°F35°F27°F1.9"

      Coralville 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.
      IndexCoralvilleIowaNational
      Air quality index353950
      Pollution index876,9961,643,8365,066,862

      Coralville air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality278
      Days with moderate air quality86
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Coralville air quality information

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

      Average monthly Coralville temperature with heat index

      Coralville monthly precipitation with daily maximum

      Coralville monthly snow depth with daily maximum

      Coralville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Iowa City, IA72,3853530%
      University Heights, IA1,2553530%
      Riverside, IA1,0543530%
      Solon, IA2,3993530%
      North Liberty, IA16,9843530%
      Coralville, IA20,0783530%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Elko, NV20,0781472%
      Miamisburg, OH20,069476%
      Harvey, LA20,1024510%
      Raymore, MO20,107476%
      Middletown, DE20,0454216%
      Coralville, IA20,0783530%
      Source: The Coralville, 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.