Knoxville, TN Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Knoxville, TN in one place.
Sunny, with a high near 86. Northwest wind 0 to 5 mph.
Local Weather Overview
This forecast page for Knoxville, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 23, 2026 5:22 PM EDT.
The active forecast window currently covers Aug 24 to Aug 29, 2026 for Knoxville, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 24 to Aug 29, 2026
- Latest sync
- Aug 23, 2026 5:22 PM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Knoxville
Wednesday looks like the warmest upcoming period in Knoxville at 90 degrees F.
Monday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Monday at about 0 to 5 mph NW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 23, 2026 5:22 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KMRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 60. Northeast wind 0 to 5 mph.
Sunny, with a high near 87. Northeast wind 0 to 5 mph.
Mostly clear, with a low around 63. Northeast wind 0 to 5 mph.
Mostly sunny, with a high near 90. Northwest wind 0 to 5 mph.
A slight chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Partly cloudy, with a low around 67.
Sunny, with a high near 89.
Mostly clear, with a low around 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 24
|
Sunny
|
86°F |
0 to 5 mph
NW
|
|
Monday Night
Aug 24
|
Partly Cloudy
|
60°F |
0 to 5 mph
NE
|
|
Tuesday
Aug 25
|
Sunny
|
87°F |
0 to 5 mph
NE
|
|
Tuesday Night
Aug 25
|
Mostly Clear
|
63°F |
0 to 5 mph
NE
|
|
Wednesday
Aug 26
|
Mostly Sunny
|
90°F |
0 to 5 mph
NW
|
|
Wednesday Night
Aug 26
|
Slight Chance Showers And Thunderstorms
|
68°F |
0 to 5 mph
S
|
|
Thursday
Aug 27
|
Chance Showers And Thunderstorms
|
88°F |
0 to 5 mph
SW
|
|
Thursday Night
Aug 27
|
Chance Showers And Thunderstorms
|
68°F |
0 to 5 mph
W
|
|
Friday
Aug 28
|
Slight Chance Rain Showers then Mostly Sunny
|
88°F |
0 to 5 mph
NW
|
|
Friday Night
Aug 28
|
Partly Cloudy
|
67°F |
0 to 5 mph
N
|
|
Saturday
Aug 29
|
Sunny
|
89°F |
0 to 5 mph
NE
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
68°F |
0 to 5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Knoxville.
