Knoxville weather live forecast

Today's maximum temperature in Knoxville is expected to be 68°F. Select a day from the live weather forecast for Knoxville, Tennessee, USA for more weather parameters.

Thursday
14th May
68

50

11

8
Friday
15th May
77

46

12

8
Saturday
16th May
88

55

6

8
Sunday
17th May
90

61

7

9
Monday
18th May
95

64

9

8

5-day weather forecast updated at 04:01 on Thursday 14th May 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 Thursday 14th May 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 68°F, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north.

68
°F maximum temperature
50
°F minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
68
°F wind chill
7
mph wind from N

Knoxville weather for Friday 15th May 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 77°F, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

77
°F maximum temperature
46
°F minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
77
°F wind chill
6
mph wind from SW

Knoxville weather for Saturday 16th May 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very 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.

88
°F maximum temperature
55
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
mph wind from SW

Knoxville weather for Sunday 17th May 2026

Expect broken clouds in Knoxville, Tennessee with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

90
°F maximum temperature
61
°F minimum temperature
broken clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from SW

Knoxville weather for Monday 18th May 2026

Expect scattered clouds in Knoxville, Tennessee with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.