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Key findings

  • The highest monthly average temperature in Manly for July is 72.5 degrees
  • The lowest monthly average temperature in Manly for January is 16.7 degrees
  • The most monthly precipitation in Manly occurs in June with 5.4 inches
  • The air quality index in Manly is 70% better than the national average
  • The pollution index in Manly is 71% better than the national average

Compare Manly, IA Weather

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      Manly 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
      January9°F25°F17°F0.7"
      February11°F29°F20°F1.1"
      March25°F44°F34°F2.2"
      April36°F60°F47°F5.1"
      May48°F71°F59°F5.0"
      June58°F81°F69°F5.4"
      July61°F84°F72°F4.2"
      August59°F82°F70°F4.0"
      September51°F76°F62°F4.3"
      October38°F62°F49°F2.7"
      November26°F47°F36°F1.5"
      December13°F29°F21°F1.4"

      Manly 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.
      IndexManlyIowaNational
      Air quality index153950
      Pollution index1,444,3801,643,8365,066,862

      Manly air quality information

      MeasurementTotal
      Days measured118
      Days with good air quality118
      Days with moderate air quality0
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Manly air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.040%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.001%

      Average monthly Manly temperature with heat index

      Manly monthly precipitation with daily maximum

      Manly monthly snow depth with daily maximum

      Manly monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Clear Lake, IA7,6441570%
      Ventura, IA7371570%
      Kensett, IA3451570%
      Plymouth, IA3441570%
      Nora Springs, IA1,5671570%
      Manly, IA1,5511570%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Basin, WY1,5513922%
      Rheems, PA1,5514118%
      Salem, WV1,5523138%
      North Lewisburg, OH1,5524510%
      Estancia, NM1,550536%
      Manly, IA1,5511570%
      Source: The Manly, 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.