TODAY DEC02
TEMPERATURE30
HUMIDITY54
PRESSURE102710
WIND COND.280 7.6
  • 3523Tue
  • 4218Wed60%
  • 2615Thu40%
  • 3322Fri
  • 3928Sat30%30%
daynightWeather update from Dayton / Wright-Patterson Air Force Base at
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Weather Quick Facts

  • The highest monthly average temperature in Downtown for July is 74.6 degrees
  • The lowest monthly average temperature in Downtown for January is 29.4 degrees
  • The most monthly precipitation in Downtown occurs in July with 8.6 inches
  • The air quality index in Downtown is 12% worse than the national average
  • The pollution index in Downtown is 323% worse than the national average

Compare Dayton, OH Weather

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      Downtown 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"

      Downtown 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.
      IndexDowntownDaytonOhio
      Air quality index474740
      Pollution index11,539,30011,539,3004,472,386

      Downtown air quality

      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

      Air quality details

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

      Average monthly Downtown temperature with heat index

      Downtown monthly precipitation with daily maximum

      Downtown monthly snow depth with daily maximum

      Downtown monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Spring Valley, OH8554314.0%
      New Burlington, OH4,5264314.0%
      Enon, OH2,5174510.0%
      Green Meadows, OH2,0604510.0%
      Donnelsville, OH3294510.0%
      Dayton, OH140,444476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Miramar, FL140,4794118.0%
      Cambridge, ON140,221n/a 
      St. Catharines, ON140,913n/a 
      Fullerton, CA141,0617244.0%
      Denton, TX139,734512.0%
      Dayton, OH140,444476.0%
      Source: The Downtown, 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.