Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 75°F. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 7th September 2025 GMT

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The 5-day weather forecast for Tennessee (Chattanooga) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Chattanooga weather forecast by day

Below are the detailed weather forecasts for Chattanooga for the next 5 days.

Chattanooga weather for Saturday 6th September 2025

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 75°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 89% chance of some rain and a light breeze of 4 mph from the north.

  • 75°F maximum temperature75
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 89% chance of some rain89
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 75°F wind chill75
    °F wind chill
  • Light breeze of 4 mph from the North4
    mph wind from N

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Chattanooga weather for Sunday 7th September 2025

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 77°F, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north.

  • 77°F maximum temperature77
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the North9
    mph wind from N

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Chattanooga weather for Monday 8th September 2025

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 77°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.

  • 77°F maximum temperature77
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

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Chattanooga weather for Tuesday 9th September 2025

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 2 mph from the East2
    mph wind from E

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Chattanooga weather for Wednesday 10th September 2025

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north-east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 4 mph from the North-East4
    mph wind from NE

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