Buchanan, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Buchanan, a community in Henry County, Tennessee.
Overnight
63°F
Rain Showers
Rain showers. Cloudy, with a low around 63. South southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Buchanan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Rain Showers | 5 to 10 mph SSW | 75% |
| Wednesday | 69°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph WSW | 18% |
| Wednesday Night | 45°F | Partly Cloudy | 0 to 5 mph WSW | 0% |
| Thursday | 68°F | Sunny | 0 to 5 mph WSW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 0 mph | 0% |
| Friday | 63°F | Mostly Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 39°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 57°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 34°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 58°F | Mostly Sunny | 0 to 5 mph NNW | 0% |
| Sunday Night | 34°F | Mostly Clear | 0 mph | 0% |
| Monday | 62°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 37°F | Clear | 0 mph | 1% |
| Tuesday | 66°F | Sunny | 0 to 5 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Buchanan (36.434, -88.203). Updated through the day.
Growing snapshot for Buchanan
Last spring frost
Apr 7
First fall frost
Oct 31
Growing season
206 days
Hardiness zone
7b
More local growing data for Buchanan: nearby ZIP 38222 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Paris 2 Se, Tn (13.4 mi from Buchanan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.