Buchanan, TN Weather & Growing Conditions
Today
86°F
Sunny
Sunny, with a high near 86. North northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 0 to 5 mph NNE | 0% |
| Tonight | 68°F | Mostly Clear | 0 to 5 mph NNE | 1% |
| Wednesday | 89°F | Sunny | 0 mph | 0% |
| Wednesday Night | 69°F | Mostly Clear | 0 mph | 1% |
| Thursday | 91°F | Mostly Sunny | 0 to 5 mph SSW | 3% |
| Thursday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 15% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 25% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 25% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 41% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 21% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 21% |
| Monday | 91°F | Sunny | 0 to 5 mph SSW | 9% |
| Monday Night | 73°F | Partly Cloudy | 0 to 5 mph SSW | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Buchanan, TN
Last spring frost
Apr 7
First fall frost
Oct 31
Growing season
206 days
Hardiness zone
7b
Explore more for Buchanan, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Paris 2 Se, Tn (13.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.