TODAY OCT20
TEMPERATURE63
HUMIDITY84
PRESSURE30.05
WIND COND.200 3.4
  • 6739Sat80%
  • 5638Sun
  • 6346Mon
  • 6947Tue
  • 6749Wed
daynightWeather update from Chattanooga, Lovell Field at
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Chattanooga 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
January31°F54°F41°F5.0"
February32°F57°F44°F3.9"
March41°F67°F53°F4.8"
April49°F77°F62°F6.0"
May57°F83°F69°F3.7"
June66°F91°F78°F3.4"
July70°F92°F80°F5.5"
August70°F92°F80°F4.2"
September63°F87°F73°F4.5"
October50°F76°F62°F4.3"
November38°F65°F51°F4.5"
December35°F56°F45°F6.5"

Did you know?

  • The highest monthly average temperature in Chattanooga for August is 80 degrees.
  • The lowest monthly average temperature in Chattanooga for January is 41 degrees.
  • The most monthly precipitation in Chattanooga occurs in December with 6.5 inches.
  • The air quality index in Chattanooga is 11% better than the national average.
  • The pollution index in Chattanooga is 94% better than the national average.

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Compare Chattanooga, TN Weather To Other Cities

Chattanooga 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.
IndexChattanoogaTennesseeNational
Air quality index447650
Pollution index271,3563,610,4745,066,862

Chattanooga air quality information

MeasurementTotal
Days measured363
Days with good air quality240
Days with moderate air quality123
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Chattanooga air quality information

PollutantTotal
Arsenic0.000%
Benzene0.004%
Carbon Tetrachloride0.001%
Lead0.000%
Mercury0.000%

Average monthly Chattanooga temperature with heat index

Chattanooga monthly precipitation with daily maximum

Chattanooga monthly snow depth with daily maximum

Chattanooga monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Chickamauga, GA3,1224412%
Lakeview, GA6,0614412%
Trenton, GA2,0914412%
Falling Water, TN1,1984412%
Lookout Mountain, TN1,9304412%
Chattanooga, TN175,4624412%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Port St. Lucie, FL175,6522942%
Fort Lauderdale, FL175,1534118%
Tempe, AZ174,7087448%
Garden Grove, CA174,6767448%
Oceanside, CA173,8296122%
Chattanooga, TN175,4624412%
Source: The Chattanooga, 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.