TODAY MAY21
TEMPERATURE73
HUMIDITY89
PRESSURE101456.2
WIND COND.
  • 8967Tue
  • 8768Wed20%
  • 8266Thu70%70%
  • 8164Fri80%80%
  • 8666Sat50%50%
daynightWeather update from Sumner County Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Gallatin for July is 79.9 degrees
  • The lowest monthly average temperature in Gallatin for January is 39.3 degrees
  • The most monthly precipitation in Gallatin occurs in April with 5.6 inches
  • The air quality index in Gallatin is 7% worse than the national average
  • The pollution index in Gallatin is 35% better than the national average

Compare Gallatin, TN Weather

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      Gallatin 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
      January29°F52°F39°F4.2"
      February31°F54°F42°F3.4"
      March39°F65°F52°F4.1"
      April49°F75°F62°F5.6"
      May56°F82°F69°F5.1"
      June66°F90°F78°F3.9"
      July69°F92°F80°F5.0"
      August69°F92°F79°F4.5"
      September61°F86°F73°F4.0"
      October49°F75°F61°F4.0"
      November38°F64°F50°F3.8"
      December33°F54°F43°F5.1"

      Gallatin 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.
      IndexGallatinTennesseeNational
      Air quality index457642
      Pollution index1,764,1002,454,9162,726,193

      Gallatin air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality229
      Days with moderate air quality135
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Gallatin air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.004%
      Lead0.030%
      Mercury0.010%

      Average monthly Gallatin temperature with heat index

      Gallatin monthly precipitation with daily maximum

      Gallatin monthly snow depth with daily maximum

      Gallatin monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Bransford, TN2694314.0%
      Portland, TN12,9284314.0%
      Westmoreland, TN2,6224314.0%
      Lebanon, TN34,7594510.0%
      Green Hill, TN7,3084510.0%
      Gallatin, TN40,2624510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Valrico, FL40,2594314.0%
      Newnan, GA40,227524.0%
      Woburn, MA40,2974314.0%
      Holyoke, MA40,1614020.0%
      Wentzville, MO40,407548.0%
      Gallatin, TN40,2624510.0%
      Source: The Gallatin, 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.