TODAY FEB26
TEMPERATURE30
HUMIDITY86
PRESSURE29.94
WIND COND.190 24.1
  • 4725Fri
  • 4319Sat50%
  • 3517Sun
  • 3826Mon
  • 5027Tue
daynightWeather update from Quentin Aanenson Field Airport at

Key findings

  • The highest monthly average temperature in Rock Rapids for July is 75 degrees
  • The lowest monthly average temperature in Rock Rapids for January is 18 degrees
  • The most monthly precipitation in Rock Rapids occurs in June with 5.2 inches
  • The air quality index in Rock Rapids is 28% better than the national average
  • The pollution index in Rock Rapids is 88% better than the national average

Compare Rock Rapids, IA Weather

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      Rock Rapids 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
      January8°F29°F18°F0.6"
      February10°F34°F21°F0.9"
      March24°F48°F35°F1.3"
      April35°F62°F48°F3.0"
      May45°F73°F59°F3.9"
      June57°F82°F70°F5.2"
      July61°F87°F75°F3.2"
      August59°F84°F71°F4.4"
      September51°F78°F64°F3.2"
      October38°F64°F50°F3.1"
      November24°F49°F36°F1.0"
      December11°F32°F21°F1.4"

      Rock Rapids 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.
      IndexRock RapidsIowaNational
      Air quality index363950
      Pollution index627,2001,643,8365,066,862

      Rock Rapids air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality321
      Days with moderate air quality43
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Rock Rapids air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Rock Rapids temperature with heat index

      Rock Rapids monthly precipitation with daily maximum

      Rock Rapids monthly snow depth with daily maximum

      Rock Rapids monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Alvord, IA2363628%
      Larchwood, IA8653628%
      Adrian, MN1,2433628%
      Steen, MN2283628%
      Doon, IA6323628%
      Rock Rapids, IA2,5693628%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      South Dos Palos, CA2,568484%
      Salmon Brook, CT2,5684118%
      Tahoka, TX2,5702550%
      Lake City, AR2,5704510%
      Sabetha, KS2,5704314%
      Rock Rapids, IA2,5693628%
      Source: The Rock Rapids, 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.