Anderson County weather, town by town
7 places in Anderson 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.
Anderson County Weather Facts
Anderson County has 7 places on myweatherrock (4 cities, 2 census-designated places, 1 towns), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 105°F at Norris on July 25, 1964. The coldest night is -19°F at Norris on January 20, 1985. The wettest day brought 7.45 inches of rain at Oak Ridge Atdd on August 10, 1960. The biggest single-day snow measured 12.01 inches at Oak Ridge Atdd on March 9, 1960. Those are station measurements from NOAA's daily records, 1935 to 2026, not official state records. By area the largest place is Oak Ridge, about 85 square miles.
About Anderson County weather
The map on the Now tab shows every Anderson 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 Anderson County towns with station normals, the warmest month is July, when the day usually reaches 87°F, and the coldest is January, when the night usually falls to 28°F. July is the wettest, with rain on about 13 days. July afternoons run from about 86°F in Andersonville to 89°F in Clinton. January nights run from about 26°F in Andersonville to 30°F in Clinton.
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.
Anderson 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 Anderson County weather
- What is the hottest temperature recorded at a Anderson County station?
- 105°F at Norris on July 25, 1964, in the NOAA daily station records myweatherrock holds (1935 to 2026).
- What is the coldest temperature recorded at a Anderson County station?
- -19°F at Norris on January 20, 1985.
- What is the most rain a Anderson 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 Anderson County station?
- 12.01 inches at Oak Ridge Atdd on March 9, 1960.
- How many Anderson County towns have a weather page here?
- 7: 4 cities, 2 census-designated places, 1 towns. 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 Anderson 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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