TODAY JUN21
TEMPERATURE79
HUMIDITY69
PRESSURE29.81
WIND COND.
  • 8966Mon100%
  • 7559Tue90%40%
  • 8362Wed
  • 8766Thu
  • 8769Fri20%30%
daynightWeather update from Knoxville, McGhee Tyson Airport at

Key findings

  • The highest monthly average temperature in Knoxville for July is 77.8 degrees
  • The lowest monthly average temperature in Knoxville for January is 39.1 degrees
  • The most monthly precipitation in Knoxville occurs in December with 6.2 inches
  • The air quality index in Knoxville is 8% better than the national average
  • The pollution index in Knoxville is 70% better than the national average

Compare Knoxville, TN Weather

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      Knoxville 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°F51°F39°F4.8"
      February31°F54°F42°F3.6"
      March39°F65°F51°F4.5"
      April47°F75°F61°F5.5"
      May56°F81°F68°F3.6"
      June65°F88°F76°F3.8"
      July68°F90°F78°F5.6"
      August67°F90°F78°F4.0"
      September61°F84°F72°F4.4"
      October48°F74°F60°F3.4"
      November37°F63°F49°F4.1"
      December32°F54°F42°F6.2"

      Knoxville 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.
      IndexKnoxvilleTennesseeNational
      Air quality index467650
      Pollution index1,511,6003,610,4745,066,862

      Knoxville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality227
      Days with moderate air quality135
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Knoxville air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.000%

      Average monthly Knoxville temperature with heat index

      Knoxville monthly precipitation with daily maximum

      Knoxville monthly snow depth with daily maximum

      Knoxville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Seymour, TN11,1644412%
      Clinton, TN9,993468%
      Louisville, TN4,114468%
      Wildwood, TN1,140468%
      Eagleton Village, TN4,902468%
      Knoxville, TN183,927468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Overland Park, KS183,775476%
      Worcester, MA183,6774020%
      Grand Prairie, TX185,631512%
      Brownsville, TX182,1104412%
      Newport News, VA181,6064020%
      Knoxville, TN183,927468%
      Source: The Knoxville, 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.