Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 23°C. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

Friday
22nd May
23

18

2

UV4
Saturday
23rd May
24

18

4

UV4
Sunday
24th May
25

19

2

UV4
Monday
25th May
24

19

1

UV7
Tuesday
26th May
24

19

1

UV6

5-day weather forecast updated at 04:01 on Friday 22nd May 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 Friday 22nd May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 15 kph from the south.

23
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
UV4
UV index (Moderate)
96
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Chattanooga weather for Saturday 23rd May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 94% chance of some rain and a light breeze of 11 kph from the south.

24
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
UV4
UV index (Moderate)
94
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Chattanooga weather for Sunday 24th May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a light breeze of 7 kph from the south.

25
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
UV4
UV index (Moderate)
91
% chance of some rain
<20
mm of rainfall expected
25
°C wind chill
7
kph wind from S

Chattanooga weather for Monday 25th May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 24°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and little or no wind of 6 kph from the south-east.

24
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
UV7
UV index (High)
99
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
6
kph wind from SE

Chattanooga weather for Tuesday 26th May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 24°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a light breeze of 8 kph from the south.