Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 25°C. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

Friday
15th May
25

10

14

8
Saturday
16th May
27

13

7

8
Sunday
17th May
31

17

9

8
Monday
18th May
31

19

8

9
Tuesday
19th May
30

20

2

8

5-day weather forecast updated at 04:01 on Friday 15th 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 15th May 2026

Expect clear skies in Chattanooga, Tennessee with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

25
°C maximum temperature
10
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from S

Chattanooga weather for Saturday 16th May 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

27
°C maximum temperature
13
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
13
kph wind from S

Chattanooga weather for Sunday 17th May 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 31°C, moderate 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 gentle breeze of 16 kph from the south.

31
°C maximum temperature
17
°C minimum temperature
broken clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from S

Chattanooga weather for Monday 18th May 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

31
°C maximum temperature
19
°C minimum temperature
broken clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from S

Chattanooga weather for Tuesday 19th May 2026

Expect isolated thunderstorms in Chattanooga, Tennessee with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 11 kph from the south.