Knoxville Weather Forecast 15 Days, Weather in Knoxville Today

Current weather conditions and 15 day weather forecast for Knoxville, Tennessee, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Knoxville

26 September 2026 Saturday
23.6 ° C / 74.6°F
Sunny
Sunny
Feels Like : 20.7 ° C / 69.3°F
Humidity : % 27
Pressure : 1015 mb
Wind Speed : 7.6 kmph / 4.7 miles from NN
Visibility : 10 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 5

15 day weather forecast for Knoxville, TN, USA

Weather Forecast for next 15 Days for Knoxville including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Knoxville, Tennessee state, US. To see the daily forecast, scroll to the table below.
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
26 September 2026 Saturday Sunny Sunny 11.5 ° C
(52.8°F)
23.6 ° C
(74.6°F)
17.3 ° C
(63.1°F)
% 50 3% 6.7 Sunrise:07:26 AM
Sunset: 07:27 PM
Moonrise:07:19 PM
Moonset: 07:24 AM
Moon Phase
( Full Moon )
27 September 2026 Sunday Sunny Sunny 11.8 ° C
(53.2°F)
23.9 ° C
(74.9°F)
17.4 ° C
(63.3°F)
% 51 3% 6.6 Sunrise:07:27 AM
Sunset: 07:25 PM
Moonrise:07:44 PM
Moonset: 08:25 AM
Moon Phase
( Waning Gibbous )
28 September 2026 Monday Sunny Sunny 13.1 ° C
(55.6°F)
24.4 ° C
(76°F)
18.4 ° C
(65.2°F)
% 53 2% 6.7 Sunrise:07:28 AM
Sunset: 07:24 PM
Moonrise:08:12 PM
Moonset: 09:27 AM
Moon Phase
( Waning Gibbous )
29 September 2026 Tuesday Sunny Sunny 13.7 ° C
(56.7°F)
26.2 ° C
(79.1°F)
19.6 ° C
(67.3°F)
% 55 2% 6.6 Sunrise:07:29 AM
Sunset: 07:22 PM
Moonrise:08:46 PM
Moonset: 10:32 AM
Moon Phase
( Waning Gibbous )
30 September 2026 Wednesday Sunny Sunny 16.2 ° C
(61.1°F)
28.6 ° C
(83.5°F)
21.8 ° C
(71.2°F)
% 52 4% 6.7 Sunrise:07:30 AM
Sunset: 07:21 PM
Moonrise:09:26 PM
Moonset: 11:39 AM
Moon Phase
( Waning Gibbous )
01 October 2026 Thursday Overcast Overcast 18.5 ° C
(65.4°F)
29 ° C
(84.1°F)
23.5 ° C
(74.2°F)
% 57 7% 7 Sunrise:07:30 AM
Sunset: 07:19 PM
Moonrise:10:15 PM
Moonset: 12:46 PM
Moon Phase
( Last Quarter )
02 October 2026 Friday Sunny Sunny 20.8 ° C
(69.5°F)
30.2 ° C
(86.4°F)
25.3 ° C
(77.5°F)
% 57 5% 8 Sunrise:07:31 AM
Sunset: 07:18 PM
Moonrise:11:13 PM
Moonset: 01:50 PM
Moon Phase
( Last Quarter )
03 October 2026 Saturday Overcast Overcast 17.9 ° C
(64.3°F)
25 ° C
(77°F)
20.6 ° C
(69.1°F)
% 82 88% 5 Sunrise:07:32 AM
Sunset: 07:16 PM
Moonrise:Does not rise today
Moonset: 02:48 PM
Moon Phase
( Last Quarter )
04 October 2026 Sunday Light rain shower Light rain shower 18.6 ° C
(65.5°F)
21.6 ° C
(70.9°F)
20.4 ° C
(68.8°F)
% 97 94% 5 Sunrise:07:33 AM
Sunset: 07:15 PM
Moonrise:12:20 AM
Moonset: 03:37 PM
Moon Phase
( Last Quarter )
05 October 2026 Monday Light rain shower Light rain shower 7.8 ° C
(46°F)
20 ° C
(68°F)
14.8 ° C
(58.7°F)
% 96 94% 4 Sunrise:07:34 AM
Sunset: 07:14 PM
Moonrise:01:32 AM
Moonset: 04:19 PM
Moon Phase
( Waning Crescent )
06 October 2026 Tuesday Overcast Overcast 7.4 ° C
(45.3°F)
14 ° C
(57.2°F)
10.4 ° C
(50.7°F)
% 69 19% 3 Sunrise:07:34 AM
Sunset: 07:12 PM
Moonrise:02:46 AM
Moonset: 04:55 PM
Moon Phase
( Waning Crescent )
07 October 2026 Wednesday Overcast Overcast 10.4 ° C
(50.8°F)
13.2 ° C
(55.7°F)
11.7 ° C
(53.1°F)
% 81 86% 3 Sunrise:07:35 AM
Sunset: 07:11 PM
Moonrise:03:59 AM
Moonset: 05:26 PM
Moon Phase
( Waning Crescent )
08 October 2026 Thursday Fog Fog 12.3 ° C
(54.1°F)
23.3 ° C
(73.9°F)
17.5 ° C
(63.5°F)
% 86 51% 6 Sunrise:07:36 AM
Sunset: 07:09 PM
Moonrise:05:11 AM
Moonset: 05:55 PM
Moon Phase
( Waning Crescent )
09 October 2026 Friday Overcast Overcast 16.7 ° C
(62.1°F)
23.1 ° C
(73.6°F)
19.9 ° C
(67.8°F)
% 84 26% 5 Sunrise:07:37 AM
Sunset: 07:08 PM
Moonrise:06:22 AM
Moonset: 06:23 PM
Moon Phase
( New Moon )
Knoxville Weather forecasts are usually fully updated every 4 hours.
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