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Key findings

  • The highest monthly average temperature in Walnut Hills for July is 75 degrees
  • The lowest monthly average temperature in Walnut Hills for January is 29 degrees
  • The most monthly precipitation in Walnut Hills occurs in July with 8.6 inches
  • The air quality index in Walnut Hills is 5% better than the national average
  • The pollution index in Walnut Hills is 128% worse than the national average

Compare Dayton, OH Weather

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      Walnut Hills 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
      January21°F38°F29°F4.7"
      February22°F40°F30°F4.9"
      March33°F54°F42°F6.6"
      April42°F67°F54°F6.8"
      May52°F75°F64°F6.8"
      June61°F83°F72°F7.3"
      July64°F85°F75°F8.6"
      August63°F85°F74°F6.8"
      September56°F79°F66°F6.6"
      October44°F67°F55°F6.5"
      November33°F55°F43°F6.1"
      December27°F43°F34°F6.1"

      Walnut Hills 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.
      IndexWalnut HillsDaytonOhio
      Air quality index474740
      Pollution index11,539,30011,539,3006,740,001

      Walnut Hills air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality213
      Days with moderate air quality152
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Walnut Hills air quality information

      PollutantTotal
      Arsenic0.210%
      Benzene0.110%
      Carbon Tetrachloride0.060%
      Lead0.110%
      Mercury0.050%

      Average monthly Walnut Hills temperature with heat index

      Walnut Hills monthly precipitation with daily maximum

      Walnut Hills monthly snow depth with daily maximum

      Walnut Hills monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Spring Valley, OH4994314%
      Waynesville, OH2,9674314%
      New Burlington, OH4,5064314%
      Enon, OH2,6484510%
      Holiday Valley, OH1,3794510%
      Dayton, OH141,143476%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Pasadena, CA140,2687244%
      Orange, CA139,9198978%
      Fullerton, CA139,4917244%
      Killeen, TX138,7454216%
      Mesquite, TX143,771512%
      Dayton, OH141,143476%
      Source: The Walnut Hills, Dayton, OH 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.