TODAY NOV21
TEMPERATURE34
HUMIDITY69
PRESSURE102100
WIND COND.300 33.5
  • 4526Fri
  • 4937Sat
  • 5628Sun
  • 3819Mon
  • 3721Tue
daynightWeather update from Creston Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Afton for July is 76.6 degrees
  • The lowest monthly average temperature in Afton for January is 26.1 degrees
  • The most monthly precipitation in Afton occurs in September with 9.2 inches
  • The air quality index in Afton is 7% better than the national average
  • The pollution index in Afton is 86% better than the national average

Compare Afton, IA Weather

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      Afton 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
      January20°F34°F26°F2.9"
      February27°F47°F36°F2.2"
      March35°F56°F44°F8.3"
      April45°F65°F54°F4.8"
      May51°F73°F61°F6.4"
      June63°F87°F75°F4.8"
      July67°F88°F77°F8.0"
      August62°F84°F72°F5.8"
      September58°F81°F69°F9.2"
      October46°F69°F56°F8.5"
      November35°F56°F45°F4.1"
      December21°F36°F28°F2.6"

      Afton 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.
      IndexAftonIowaNational
      Air quality index393942
      Pollution index376,1481,154,5352,726,193

      Afton air quality

      MeasurementTotal
      Days measured365
      Days with good air quality306
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Afton temperature with heat index

      Afton monthly precipitation with daily maximum

      Afton monthly snow depth with daily maximum

      Afton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ellston, IA373922.0%
      Tingley, IA1053922.0%
      Cromwell, IA723922.0%
      Thayer, IA243922.0%
      Grand River, IA1933922.0%
      Afton, IA9013922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Raleigh, FL9013530.0%
      Mahinahina, HI9011570.0%
      Waterproof, LA9013432.0%
      Cecilton, MD9014216.0%
      Greenevers, NC9014216.0%
      Afton, IA9013922.0%
      Source: The Afton, 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.