Knoxville weather live forecast

Today's maximum temperature in Knoxville is expected to be 26°C. Select a day from the live weather forecast for Knoxville, Tennessee, USA for more weather parameters.

Saturday
26th Sep
26

11

11

7
Sunday
27th Sep
24

10

12

7
Monday
28th Sep
26

10

12

7
Tuesday
29th Sep
28

10

12

7
Wednesday
30th Sep
30

12

11

6

5-day weather forecast updated at 04:01 on Saturday 26th September 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 Saturday 26th September 2026

Expect clear skies in Knoxville, Tennessee with a maximum temperature of 26°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-east.

26
°C maximum temperature
11
°C minimum temperature
clear skies
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
7
kph wind from NE

Knoxville weather for Sunday 27th September 2026

Expect clear skies in Knoxville, Tennessee with a maximum temperature of 24°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

24
°C maximum temperature
10
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from N

Knoxville weather for Monday 28th September 2026

Expect clear skies in Knoxville, Tennessee with a maximum temperature of 26°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-east.

26
°C maximum temperature
10
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
6
kph wind from NE

Knoxville weather for Tuesday 29th September 2026

Expect clear skies in Knoxville, Tennessee with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-east.

28
°C maximum temperature
10
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
4
kph wind from NE

Knoxville weather for Wednesday 30th September 2026

Expect clear skies in Knoxville, Tennessee with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-west.