TODAY MAY28
TEMPERATURE73
HUMIDITY69
PRESSURE101250
WIND COND.300 9.4
  • 8157Tue
  • 7853Wed
  • 7754Thu
  • 7959Fri
  • 7963Sat40%40%
daynightWeather update from Springfield Robertson County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Walnut Grove CDP (Hardin County) for August is 81.1 degrees
  • The lowest monthly average temperature in Walnut Grove CDP (Hardin County) for February is 38.6 degrees
  • The most monthly precipitation in Walnut Grove CDP (Hardin County) occurs in June with 12.3 inches
  • The air quality index in Walnut Grove CDP (Hardin County) is 5% better than the national average
  • The pollution index in Walnut Grove CDP (Hardin County) is 11% better than the national average

Compare Walnut Grove CDP (Hardin County), TN Weather

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      Walnut Grove CDP (Hardin County) 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
      January34°F50°F41°F8.8"
      February31°F49°F39°F6.3"
      March41°F64°F51°F4.7"
      April47°F69°F57°F7.6"
      May55°F80°F67°F5.2"
      June64°F87°F75°F12.3"
      July68°F89°F78°F3.3"
      August70°F94°F81°F9.5"
      September62°F85°F73°F5.3"
      October52°F75°F63°F11.8"
      November37°F59°F47°F5.4"
      December31°F49°F39°F8.4"

      Walnut Grove CDP (Hardin County) 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 Grove CDP (Hardin County)TennesseeNational
      Air quality index407642
      Pollution index2,417,7502,454,9162,726,193

      Walnut Grove CDP (Hardin County) air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality307
      Days with moderate air quality58
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Walnut Grove CDP (Hardin County) air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.160%
      Mercury0.030%

      Average monthly Walnut Grove CDP (Hardin County) temperature with heat index

      Walnut Grove CDP (Hardin County) monthly precipitation with daily maximum

      Walnut Grove CDP (Hardin County) monthly snow depth with daily maximum

      Walnut Grove CDP (Hardin County) monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Adams, TN6024020.0%
      Trenton, KY4024020.0%
      Cedar Hill, TN2714020.0%
      Clarksville, TN156,0924020.0%
      Walnut Grove, TN9314020.0%
      Walnut Grove CDP (Hardin County), TN2524020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Anderson, AL2523726.0%
      Carolina, AL2523138.0%
      Geiger, AL2523628.0%
      Waverly, AL2524216.0%
      O'Kean, AR2522648.0%
      Walnut Grove CDP (Hardin County), TN2524020.0%
      Source: The Walnut Grove CDP (Hardin County), TN 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.