Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 34°C. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

Tuesday
11th Aug
34

25

8

8
Wednesday
12th Aug
33

24

6

8
Thursday
13th Aug
34

24

6

6
Friday
14th Aug
35

25

6

8
Saturday
15th Aug
35

26

9

8

5-day weather forecast updated at 04:01 on Tuesday 11th August 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 Tuesday 11th August 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a light breeze of 10 kph from the west.

34
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
42
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
10
kph wind from W

Chattanooga weather for Wednesday 12th August 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 34% chance of some rain and a light breeze of 10 kph from the west.

33
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
34
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
10
kph wind from W

Chattanooga weather for Thursday 13th August 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a light breeze of 9 kph from the west.

34
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
34
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
9
kph wind from W

Chattanooga weather for Friday 14th August 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a light breeze of 8 kph from the west.

35
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
30
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
8
kph wind from W

Chattanooga weather for Saturday 15th August 2026

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.