TODAY DEC22
TEMPERATURE43
HUMIDITY33
PRESSURE102740
WIND COND.20 7.6
  • 5133Mon
  • 5539Tue
  • 544540%20%
  • 5946Thu20%
  • 5850Fri40%50%
daynightWeather update from Columbia / Maury County at
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Weather Quick Facts

  • The highest monthly average temperature in Summertown for July is 80.1 degrees
  • The lowest monthly average temperature in Summertown for January is 42.4 degrees
  • The most monthly precipitation in Summertown occurs in December with 5.6 inches
  • The air quality index in Summertown is 36% better than the national average
  • The pollution index in Summertown is 65% better than the national average

Compare Summertown, TN Weather

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      Summertown 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
      January33°F54°F42°F4.8"
      February35°F57°F45°F3.2"
      March44°F67°F54°F4.5"
      April51°F76°F63°F4.9"
      May59°F82°F70°F4.3"
      June67°F91°F78°F4.2"
      July70°F92°F80°F5.3"
      August69°F92°F79°F4.5"
      September62°F86°F73°F3.8"
      October50°F76°F62°F3.9"
      November40°F65°F52°F3.6"
      December36°F56°F45°F5.6"

      Summertown 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.
      IndexSummertownTennesseeNational
      Air quality index277642
      Pollution index957,1832,454,9162,726,193

      Summertown air quality

      MeasurementTotal
      Days measured330
      Days with good air quality306
      Days with moderate air quality24
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.000%

      Average monthly Summertown temperature with heat index

      Summertown monthly precipitation with daily maximum

      Summertown monthly snow depth with daily maximum

      Summertown monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hohenwald, TN3,7442746.0%
      Ethridge, TN7202746.0%
      Lawrenceburg, TN10,9252746.0%
      Columbia, TN39,5153138.0%
      Mount Pleasant, TN4,8993138.0%
      Summertown, TN5212746.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      McArthur, CA5214216.0%
      Hampton, FL5213530.0%
      Seymour, IA5213922.0%
      Golf, IL5215510.0%
      Sun, LA5213040.0%
      Summertown, TN5212746.0%
      Source: The Summertown, 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.