Knoxville weather live forecast

Today's maximum temperature in Knoxville is expected to be 19°C. Select a day from the live weather forecast for Knoxville, Tennessee, USA for more weather parameters.

Tuesday
17th Feb
19

4

4

4
Wednesday
18th Feb
18

12

0

1
Thursday
19th Feb
22

12

3

2
Friday
20th Feb
22

12

7

4
Saturday
21st Feb
15

7

0

1

5-day weather forecast updated at 04:02 on Tuesday 17th February 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 Tuesday 17th February 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

19
°C maximum temperature
4
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
10
kph wind from SW

Knoxville weather for Wednesday 18th February 2026

Expect overcast with light rain in Knoxville, Tennessee with a maximum temperature of 18°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 20 kph from the south-west.

18
°C maximum temperature
12
°C minimum temperature
overcast with light rain
0
hours of sunshine
1
UV index (Low)
41
% chance of some rain
<2
mm of rainfall expected
18
°C wind chill
20
kph wind from SW

Knoxville weather for Thursday 19th February 2026

Expect mostly cloudy with rain in Knoxville, Tennessee with a maximum temperature of 22°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 15 kph from the south-west.

22
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
2
UV index (Low)
73
% chance of some rain
<10
mm of rainfall expected
22
°C wind chill
15
kph wind from SW

Knoxville weather for Friday 20th February 2026

Expect sunshine and showers in Knoxville, Tennessee with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 14 kph from the south-west.

22
°C maximum temperature
12
°C minimum temperature
sunshine and showers
7
hours of sunshine
4
UV index (Moderate)
53
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

Knoxville weather for Saturday 21st February 2026

Expect overcast with light rain in Knoxville, Tennessee with a maximum temperature of 15°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 53% chance of some rain and a light breeze of 9 kph from the north-west.