Knox County weather, town by town
7 places in Knox County, Tennessee, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1935 to 2026. Station extremes, not official state records.
Knox County Weather Facts
Knox County has 7 places on myweatherrock (5 census-designated places, 1 towns, 1 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 106°F at Lenoir City on July 14, 1992. The coldest night is -24°F at Sevierville on January 21, 1985. The wettest day brought 7.45 inches of rain at Oak Ridge Atdd on August 10, 1960. The biggest single-day snow measured 15 inches at Sevierville on April 3, 1987. Those are station measurements from NOAA's daily records, 1935 to 2026, not official state records. By area the largest place is Knoxville, about 99 square miles.
About Knox County weather
The map on the Now tab shows every Knox County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 7 Knox County towns with station normals, the warmest month is July, when the day usually reaches 88°F, and the coldest is January, when the night usually falls to 28°F. March is the wettest, with rain on about 12 days. July afternoons run from about 86°F in Halls to 89°F in Farragut. January nights run from about 26°F in Halls to 29°F in Farragut.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Knox County weather records
Measured at the NOAA stations serving these towns, daily records 1935 to 2026. Station extremes, not official state records.
Common questions about Knox County weather
- What is the hottest temperature recorded at a Knox County station?
- 106°F at Lenoir City on July 14, 1992, in the NOAA daily station records myweatherrock holds (1935 to 2026).
- What is the coldest temperature recorded at a Knox County station?
- -24°F at Sevierville on January 21, 1985.
- What is the most rain a Knox County station has measured in one day?
- 7.45 inches at Oak Ridge Atdd on August 10, 1960.
- What is the biggest one-day snowfall at a Knox County station?
- 15 inches at Sevierville on April 3, 1987.
- How many Knox County towns have a weather page here?
- 7: 5 census-designated places, 1 towns, 1 cities. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Knox County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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