Knoxville weather live forecast

Today's maximum temperature in Knoxville is expected to be 32°C. Select a day from the live weather forecast for Knoxville, Tennessee, USA for more weather parameters.

Wednesday
29th Jul
32

22

10

8
Thursday
30th Jul
29

19

10

9
Friday
31st Jul
32

17

12

9
Saturday
1st Aug
31

21

4

4
Sunday
2nd Aug
29

21

3

8

5-day weather forecast updated at 04:01 on Wednesday 29th July 2026 GMT

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The 5-day weather forecast for Tennessee (Knoxville) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Knoxville weather forecast by day

Below are the detailed weather forecasts for Knoxville for the next 5 days.

Knoxville weather for Wednesday 29th July 2026

Expect isolated thunderstorms in Knoxville, Tennessee with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 1% chance of some rain and a light breeze of 11 kph from the north.

32
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
8
UV index (Very High)
1
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from N

Knoxville weather for Thursday 30th July 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

29
°C maximum temperature
19
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from NE

Knoxville weather for Friday 31st July 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north-east.

32
°C maximum temperature
17
°C minimum temperature
scattered clouds
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
5
kph wind from NE

Knoxville weather for Saturday 1st August 2026

Expect mostly cloudy with light rain in Knoxville, Tennessee with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 61% chance of some rain and a light breeze of 12 kph from the south-west.

31
°C maximum temperature
21
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
4
UV index (Moderate)
61
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from SW

Knoxville weather for Sunday 2nd August 2026

Expect isolated thunderstorms in Knoxville, Tennessee with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 83% chance of some rain and a light breeze of 9 kph from the south-west.