Best year time to visit Chattanooga

General weather information about Chattanooga

Average annual temperature is 18.8 °C

Absolute maximum temperature: 43.5 °C

Absolute minimum temperature: -9.6 °C

Number of sunny days: 232 days

Number of rainy days: 133 days

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* Weather data for Chattanooga United States is based on climate observations for 2026 year

Chattanooga air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.828.529.034.434.339.740.743.542.033.228.222.7
Average daytime temperature (°C)15.016.018.624.028.233.237.439.834.225.418.114.5
Average temperature (°C)8.07.812.116.822.026.830.833.027.919.312.08.7
Average night temperature (°C)2.62.57.211.017.021.225.026.322.414.37.14.3
Absolute minimum temperature (°C)-9.6-6.1-3.24.29.117.021.820.516.2-1.5-2.7-2.9

Chattanooga monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.110.912.013.114.014.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)7.77.29.19.910.411.811.812.410.28.67.87.5
Precipitation (mm)26506742738943122781550
Sunny days22162118119212720212323
Rainy days91210122021104101078
Snow days000000000000

Chattanooga - weather forecast by months

Chattanooga weather in januaryChattanooga weather in februaryChattanooga weather in marchChattanooga weather in aprilChattanooga weather in mayChattanooga weather in juneChattanooga weather in julyChattanooga weather in augustChattanooga weather in septemberChattanooga weather in octoberChattanooga weather in novemberChattanooga weather in december

Best time to visit Chattanooga:

The best time to visit Chattanooga during the most sunny months:

  • August — 12.4(h)

The largest precipitation sum in Chattanooga is at

  • March — 67(mm)
  • May — 73(mm)
  • June — 89(mm)
  • October — 78(mm)

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    Frequently asked questions

    When is the best time to visit Chattanooga?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Chattanooga.
    What is the weather like in Chattanooga?
    See average temperature, rainfall and daylight hours for Chattanooga by month in the table above.
    How many sunny days does Chattanooga have?
    The monthly weather statistics above show sunshine and rainfall patterns for Chattanooga throughout the year.