See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
22°
Clear
Feels Like: 22°
Min: 21°
Max: 35°
The next few hours will be clear, with today reaching 35°C and dropping to 22°C. The coming days will be partly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:24
Sunrise
19:35
Sunset
Moon
Waxing Crescent
13:01
Moonrise
21:56
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in Knoxville today, September 16, 2026
Plan for bright conditions in Knoxville on September 16, 2026, though cloud cover thickens for a spell near 14:00. The day as a whole still leans toward sunshine. Expect a brighter morning, with limited cloud around 9% by 11:00. Conditions start on a settled note.
Temperatures climb from an overnight low near 21°C toward a daytime high of about 35°C. Moisture in the air spans 34%-95%, with the highest values around 07:00. Airflow remains manageable, reaching about 3.2 km/h around 11:00.
Expect a more open afternoon, with limited cloud around 27% by 14:00. Residual damp risk should be lower than earlier. Expect visibility near 15.6 km, with poorer spells close to 12.9 km. Expect sunrise at 07:24, sunset at 19:35, and 12 hours 10 minutes of sunlight today overall.
Taken together, settled sunshine in Knoxville on September 16, 2026 makes outdoor timing easier, with highs near 35°C.
Frequently asked questions about weather in Knoxville
How warm does it get in Knoxville?
The warmest month in Knoxville is July, with average high temperatures of 32°C. The average temperature during this period is around 26°C.
How cold does it get in Knoxville?
The coldest month in Knoxville is January, with average low temperatures of 1°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Knoxville?
The wettest month in Knoxville is February, with an average of 161mm of precipitation.
What is the driest time of year in Knoxville?
The driest month in Knoxville is October, with an average of 77mm of precipitation.
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