Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 19°C. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

Sunday
18th Oct
19

7

11

5
Monday
19th Oct
20

7

11

5
Tuesday
20th Oct
23

9

11

5
Wednesday
21st Oct
24

10

11

5
Thursday
22nd Oct
23

10

11

5

5-day weather forecast updated at 04:01 on Sunday 18th October 2026 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 Sunday 18th October 2026

Expect clear skies in Chattanooga, Tennessee with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

19
°C maximum temperature
7
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

Chattanooga weather for Monday 19th October 2026

Expect clear skies in Chattanooga, Tennessee with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

20
°C maximum temperature
7
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from NE

Chattanooga weather for Tuesday 20th October 2026

Expect clear skies in Chattanooga, Tennessee with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.

23
°C maximum temperature
9
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from NE

Chattanooga weather for Wednesday 21st October 2026

Expect clear skies in Chattanooga, Tennessee with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.