TODAY OCT17
TEMPERATURE40
HUMIDITY84
PRESSURE30.15
WIND COND.220 9.2
  • 5532
  • 5336Thu
  • 5546Fri40%
  • 5635Sat
  • 4933Sun
daynightWeather update from Dayton / Wright-Patterson Air Force Base at
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Dayton 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"

Did you know?

  • The highest monthly average temperature in Dayton for July is 75 degrees.
  • The lowest monthly average temperature in Dayton for January is 29 degrees.
  • The most monthly precipitation in Dayton occurs in July with 8.6 inches.
  • The air quality index in Dayton is 3% better than the national average.
  • The pollution index in Dayton is 127% worse than the national average.

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Dayton 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.
IndexDaytonOhioNational
Air quality index484050
Pollution index11,539,3006,740,0015,066,862

Dayton air quality information

MeasurementTotal
Days measured365
Days with good air quality196
Days with moderate air quality167
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Dayton air quality information

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

Average monthly Dayton temperature with heat index

Dayton monthly precipitation with daily maximum

Dayton monthly snow depth with daily maximum

Dayton monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Spring Valley, OH4993726%
New Burlington, OH4,5063726%
Enon, OH2,6484216%
Green Meadows, OH2,5144216%
New Carlisle, OH5,6904216%
Dayton, OH141,143484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Pasadena, CA140,2687448%
Orange, CA139,9198570%
Fullerton, CA139,4917448%
Killeen, TX138,7453628%
Mesquite, TX143,771548%
Dayton, OH141,143484%
Source: The 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.