Unicoi County weather, town by town
3 places in Unicoi 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 1979 to 2026. Station extremes, not official state records.
Unicoi County Weather Facts
Unicoi County has 3 places on myweatherrock (2 towns, 1 census-designated places), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 102°F at Erwin 1 W on July 1, 2012. The coldest night is -20°F at Erwin 1 W on January 21, 1985. The wettest day brought 3.68 inches of rain at Erwin 1 W on May 7, 1984. The biggest single-day snow measured 9.02 inches at Erwin 1 W on January 28, 1998. Those are station measurements from NOAA's daily records, 1979 to 2026, not official state records. By area the largest place is Unicoi, about 16 square miles.
About Unicoi County weather
The map on the Now tab shows every Unicoi 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 3 Unicoi County towns with station normals, the warmest month is July, when the day usually reaches 86°F, and the coldest is January, when the night usually falls to 26°F. July is the wettest, with rain on about 14 days.
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.
Unicoi County weather records
Measured at the NOAA stations serving these towns, daily records 1979 to 2026. Station extremes, not official state records.
Common questions about Unicoi County weather
- What is the hottest temperature recorded at a Unicoi County station?
- 102°F at Erwin 1 W on July 1, 2012, in the NOAA daily station records myweatherrock holds (1979 to 2026).
- What is the coldest temperature recorded at a Unicoi County station?
- -20°F at Erwin 1 W on January 21, 1985.
- What is the most rain a Unicoi County station has measured in one day?
- 3.68 inches at Erwin 1 W on May 7, 1984.
- What is the biggest one-day snowfall at a Unicoi County station?
- 9.02 inches at Erwin 1 W on January 28, 1998.
- How many Unicoi County towns have a weather page here?
- 3: 2 towns, 1 census-designated places. 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 Unicoi 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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