Weather forecast for 10 daysChattanooga, TN

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNNE 19°
  • Humidity: 43%
  • UV index: 5
  • Sunrise: 7:49 am EDT
  • Sunset: 7:03 pm EDT
  • ▼
Today, in Chattanooga, variable cloud cover will persist, but sunshine will break through.
Expected temperatures will peak at a breezy 62.6°F and dip to a minimum of a brisk 42.8°F.
The maximum temperature will be lower and more in tune with November's average of 57.6°F than with October's.
Sunrise was at 7:49 am and sunset will be at 7:03 pm; the daylight will last for 11h and 15min.

Sunday Oct 18, 2026

  • 68°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNE 45°
  • Humidity: 52%
  • UV index: 6
  • Sunrise: 7:49 am EDT
  • Sunset: 7:02 pm EDT
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On Sunday, October 18, sunny conditions are also expected to continue.
A notable temperature range, reaching a high of a delightful 68°F and a low of a wintry 41°F, is forecasted.
Tomorrow's temperature is expected to match October's standard peak of 70.2°F.
Sunrise will be at 7:49 am and sunset at 7:02 pm; tomorrow's daylight will last for 11h and 13min.

10-day overview

Daily temperatures

Warmest day: Monday 26.10. 81°C.
Coldest day: today 63°C.

Chance of precipitation

Highest chance: Sunday - Monday 6%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNNE 19°
  • Humidity: 43%
  • UV index: 5
  • Sunrise: 7:49 am EDT
  • Sunset: 7:03 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 68°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNE 45°
  • Humidity: 52%
  • UV index: 6
  • Sunrise: 7:49 am EDT
  • Sunset: 7:02 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 73°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNNE 15°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:50 am EDT
  • Sunset: 7:01 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 77°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNNE 22°
  • Humidity: 48%
  • UV index: 5
  • Sunrise: 7:51 am EDT
  • Sunset: 7:00 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 77°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphNNE 18°
  • Humidity: 48%
  • UV index: 5
  • Sunrise: 7:52 am EDT
  • Sunset: 6:59 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphNNE 12°
  • Humidity: 48%
  • UV index: 5
  • Sunrise: 7:53 am EDT
  • Sunset: 6:57 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNNE 32°
  • Humidity: 52%
  • UV index: 5
  • Sunrise: 7:54 am EDT
  • Sunset: 6:56 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphNNE 18°
  • Humidity: 53%
  • UV index: 5
  • Sunrise: 7:55 am EDT
  • Sunset: 6:55 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphN 356°
  • Humidity: 55%
  • UV index: 5
  • Sunrise: 7:56 am EDT
  • Sunset: 6:54 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 81°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphN 2°
  • Humidity: 54%
  • UV index: 5
  • Sunrise: 7:57 am EDT
  • Sunset: 6:53 pm EDT
  • ▼
In the days ahead, primarily sunny and occasionally cloud-filled weather is anticipated.
Rainfall is not expected in Chattanooga in the upcoming period.
Temperature differences will be noticeable throughout the forecast window. Forecast highs will fluctuate between 62.6°F and 80.6°F, while the lowest temperature will be between 41°F and 50°F.
Next Monday is expected to be the warmest, reaching up to 80.6°F; today is the coldest day, with a maximum temperature of 62.6°F.
Updated: Oct 17, 2026 @ 18:28:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Chattanooga, changing cloud patterns will allow for periods of sunshine.

Today, the maximum temperature will be 62.6°F, while the minimum temperature will be 42.8°F.
The maximum temperature will be slightly cooler than the average highest temperature of 70.2°F in October. Today, the lowest temperature will be also a few degrees lower than the average low temperature.

On Saturday, in Chattanooga, sunrise was at 7:49 am and sunset will be at 7:03 pm (EDT).

In Chattanooga, Tennessee, today, there will be 11h and 15min of daylight.

Tomorrow, the forecast calls for abundant sunshine.

Tomorrow, the maximum temperature will be 68°F, while the minimum temperature will be 41°F.
The maximum temperature will be in line with the average highest temperature of 70.2°F in October. The lowest temperature will be a few degrees lower than the average low of 49.3°F.

On Sunday, in Chattanooga, sunrise will be at 7:49 am and sunset at 7:02 pm (EDT).

Tomorrow, the daylight will last for 11h and 13min.