TODAY FEB25
TEMPERATURE32
HUMIDITY76
PRESSURE30.21
WIND COND.330 7.6
  • 4124Thu
  • 4737Fri30%
  • 5442Sat40%
  • 5535Sun40%
  • 4626Mon
daynightWeather update from Dayton / Wright-Patterson Air Force Base at

Key findings

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

Compare Dayton, OH Weather

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      Grafton Hill 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"

      Grafton Hill 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.
      IndexGrafton HillDaytonOhio
      Air quality index474740
      Pollution index11,539,30011,539,3006,740,001

      Grafton Hill 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

      Grafton Hill air quality information

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

      Average monthly Grafton Hill temperature with heat index

      Grafton Hill monthly precipitation with daily maximum

      Grafton Hill monthly snow depth with daily maximum

      Grafton Hill monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Spring Valley, OH4994314%
      New Burlington, OH4,5064314%
      Enon, OH2,6484510%
      Green Meadows, OH2,5144510%
      Donnelsville, OH4624510%
      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 Grafton Hill, 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.