TODAY APR20
TEMPERATURE48
HUMIDITY50
PRESSURE101930
WIND COND.280 14.8
  • 5232Sat
  • 5534Sun
  • 6143Mon
  • 6344Tue80%
  • 5733Wed60%
daynightWeather update from Delaware Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Richwood for July is 70.7 degrees
  • The lowest monthly average temperature in Richwood for January is 24.7 degrees
  • The most monthly precipitation in Richwood occurs in August with 8.6 inches
  • The air quality index in Richwood is 9% worse than the national average
  • The pollution index in Richwood is 21% better than the national average

Compare Richwood, OH Weather

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      Richwood 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
      January15°F34°F25°F3.1"
      February16°F36°F25°F3.1"
      March29°F50°F38°F4.2"
      April40°F65°F52°F7.0"
      May50°F74°F62°F5.1"
      June60°F81°F70°F5.3"
      July61°F81°F71°F4.8"
      August59°F81°F69°F8.6"
      September52°F78°F64°F5.3"
      October43°F67°F54°F7.0"
      November31°F51°F40°F4.4"
      December26°F42°F34°F4.5"

      Richwood 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.
      IndexRichwoodOhioNational
      Air quality index464042
      Pollution index2,158,1804,472,3862,726,193

      Richwood air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality237
      Days with moderate air quality127
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Richwood air quality information

      PollutantTotal
      Arsenic0.160%
      Benzene0.030%
      Carbon Tetrachloride0.003%
      Lead0.010%
      Mercury0.000%

      Average monthly Richwood temperature with heat index

      Richwood monthly precipitation with daily maximum

      Richwood monthly snow depth with daily maximum

      Richwood monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Mount Victory, OH6663922.0%
      New Bloomington, OH3453922.0%
      Ridgeway, OH3493922.0%
      La Rue, OH5813922.0%
      Marion, OH36,0114118.0%
      Richwood, OH2,414468.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Herald Harbor, MD2,414468.0%
      Excelsior, MN2,414468.0%
      Wright-Patterson AFB, OH2,414476.0%
      Edgemont Park, MI2,4133628.0%
      Bayard, NM2,4153726.0%
      Richwood, OH2,414468.0%
      Source: The Richwood, 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.