Chattanooga weather live forecast

Today's maximum temperature in Chattanooga is expected to be 43°F. Select a day from the live weather forecast for Chattanooga, Tennessee, USA for more weather parameters.

Tuesday
17th Mar
43

28

9

5
Wednesday
18th Mar
55

32

4

5
Thursday
19th Mar
68

32

2

3
Friday
20th Mar
73

43

6

6
Saturday
21st Mar
81

54

9

5

5-day weather forecast updated at 04:01 on Tuesday 17th March 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 17th March 2026

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 43°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

43
°F maximum temperature
28
°F minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
37
°F wind chill
9
mph wind from NW

Chattanooga weather for Wednesday 18th March 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south.

55
°F maximum temperature
32
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from S

Chattanooga weather for Thursday 19th March 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 68°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south.

68
°F maximum temperature
32
°F minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from S

Chattanooga weather for Friday 20th March 2026

Expect broken clouds in Chattanooga, Tennessee with a maximum temperature of 73°F, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south-west.

73
°F maximum temperature
43
°F minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from SW

Chattanooga weather for Saturday 21st March 2026

Expect scattered clouds in Chattanooga, Tennessee with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.