Gainesboro, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gainesboro, a town in Jackson County, Tennessee.
Overnight
64°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Gainesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Showers And Thunderstorms | 15 mph S | 88% |
| Wednesday | 72°F | Showers And Thunderstorms | 5 to 15 mph SSW | 98% |
| Wednesday Night | 49°F | Areas Of Fog | 0 to 5 mph W | 8% |
| Thursday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph W | 0% |
| Thursday Night | 41°F | Areas Of Fog | 0 mph | 0% |
| Friday | 68°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph NNW | 0% |
| Friday Night | 36°F | Partly Cloudy | 5 mph NNW | 0% |
| Saturday | 59°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 59°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 29°F | Mostly Clear | 0 mph | 1% |
| Monday | 62°F | Sunny | 0 mph | 0% |
| Monday Night | 30°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 67°F | Sunny | 0 to 5 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Gainesboro (36.363, -85.649). Updated through the day.
Growing snapshot for Gainesboro
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
183 days
Hardiness zone
7a
More local growing data for Gainesboro: nearby ZIP 38562 weather · frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Gainesboro, Tn (1 mi from Gainesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.