Knoxville weather live forecast

Today's maximum temperature in Knoxville is expected to be 21°C. Select a day from the live weather forecast for Knoxville, Tennessee, USA for more weather parameters.

Monday
16th Mar
21

-1

0

1
Tuesday
17th Mar
4

-3

6

4
Wednesday
18th Mar
11

-2

3

4
Thursday
19th Mar
18

0

2

2
Friday
20th Mar
21

4

9

6

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 (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 Monday 16th March 2026

Expect cloudy with sleet or snow in Knoxville, Tennessee with a maximum temperature of 21°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of sleet/snow expected with 82% chance of some sleet or snow and a moderate breeze of 23 kph from the west.

21
°C maximum temperature
-1
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
1
UV index (Low)
82
% chance of some sleet or snow
<30
mm of sleet/snow expected
0
no heat & humidity
23
kph wind from W

Knoxville weather for Tuesday 17th March 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 4°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

4
°C maximum temperature
-3
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
°C wind chill
17
kph wind from W

Knoxville weather for Wednesday 18th March 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

11
°C maximum temperature
-2
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
11
kph wind from SW

Knoxville weather for Thursday 19th March 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 18°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

18
°C maximum temperature
0
°C minimum temperature
broken clouds
2
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
18
°C wind chill
10
kph wind from SW

Knoxville weather for Friday 20th March 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 21°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.