Chattanooga weather in October 2025

Expect 22°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Chattanooga in October. Check more long-term weather averages for Chattanooga in October before you book your next holiday to Tennessee in 2025/2026.

  • 22°C maximum daytime temperature in October in Chattanooga22
    22°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Chattanooga7
    7 days with some rainfall
  • 9°C minimum night-time temperature in October in Chattanooga9
    9°C min night temperature
  • 11 hours of daylight per day in October in Chattanooga11
    11 hours of daylight per day
  • No heat & humidity in October in Chattanooga0
    No heat & humidity
  • 83 mm monthly rainfall in October in Chattanooga83
    83 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in October in Chattanooga5
    5 (Moderate) UV index

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The October weather guide for Tennessee (Chattanooga) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How hot is it in Chattanooga in October?

Daytime temperatures usually reach 22°C in Chattanooga in October, falling to 9°C at night.

How sunny is it in Chattanooga in October?

There are normally 7 hours of bright sunshine each day in Chattanooga in October - that's 62% of daylight hours.

Does it rain in Chattanooga in October?

There are usually 7 days with some rain in Chattanooga in October and the average monthly rainfall is 83mm.

Chattanooga October sunrise & sunset times

Browse the sunrise and sunset times for Chattanooga in October 2025. Select a month to view Chattanooga sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:36 18:25
Thursday, 16th October 2025 06:48 18:05
Friday, 31st October 2025 07:02 17:48

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