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Key findings

  • The highest monthly average temperature in Greeley for July is 73 degrees
  • The lowest monthly average temperature in Greeley for January is 21 degrees
  • The most monthly precipitation in Greeley occurs in June with 8 inches
  • The air quality index in Greeley is 42% better than the national average
  • The pollution index in Greeley is 88% better than the national average

Compare Greeley, IA Weather

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      Greeley 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
      January13°F29°F21°F1.4"
      February14°F32°F22°F1.1"
      March28°F47°F37°F2.8"
      April39°F61°F49°F4.6"
      May50°F72°F60°F5.1"
      June60°F80°F69°F8.0"
      July63°F84°F73°F5.2"
      August61°F82°F71°F5.1"
      September54°F76°F63°F4.2"
      October43°F63°F52°F4.1"
      November31°F49°F39°F3.2"
      December18°F33°F26°F3.2"

      Greeley 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.
      IndexGreeleyIowaNational
      Air quality index293950
      Pollution index586,1751,643,8365,066,862

      Greeley air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality304
      Days with moderate air quality60
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Greeley air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.090%
      Mercury0.000%

      Average monthly Greeley temperature with heat index

      Greeley monthly precipitation with daily maximum

      Greeley monthly snow depth with daily maximum

      Greeley monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Guttenberg, IA1,9562942%
      Colesburg, IA4622942%
      Worthington, IA4202942%
      Edgewood, IA7952942%
      Dyersville, IA4,1802942%
      Greeley, IA2792942%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Crawford, CO2794412%
      Foxworth, MS2793530%
      Garden City, TX2792844%
      East Rochester, OH279468%
      Horn Hill, AL2793530%
      Greeley, IA2792942%
      Source: The Greeley, 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.