Shackle Island, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shackle Island, a community in Sumner County, Tennessee.
This Afternoon
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 98. West northwest wind around 5 mph.
7-day forecast for Shackle Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Sunny | 5 mph WNW | 13% |
| Tonight | 72°F | Mostly Clear | 0 to 5 mph S | 10% |
| Sunday | 98°F | Sunny | 5 mph SW | 9% |
| Sunday Night | 72°F | Partly Cloudy | 0 to 5 mph S | 6% |
| Monday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 20% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph NE | 35% |
| Tuesday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph NNE | 39% |
| Tuesday Night | 64°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 39% |
| Wednesday | 82°F | Chance Rain Showers | 5 to 10 mph NNW | 26% |
| Wednesday Night | 61°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph N | 20% |
| Thursday | 81°F | Mostly Sunny | 5 to 10 mph N | 9% |
| Thursday Night | 60°F | Partly Cloudy | 0 to 10 mph NNE | 3% |
| Friday | 82°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Friday Night | 58°F | Partly Cloudy | 5 to 10 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Shackle Island (36.378, -86.617). Updated through the day.
Growing snapshot for Shackle Island
Last spring frost
Apr 11
First fall frost
Oct 29
Growing season
200 days
Hardiness zone
7b
More local growing data for Shackle Island: nearby ZIP 37075 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Bethpage
Bransford
Castalian Springs
Cottontown
Gallatin
Graball
Hendersonville
Mitchellville
New Deal
Oak Grove
Portland
Walnut Grove
Westmoreland
Climate data from the nearest NOAA station, Old Hickory Dam, Tn (4.1 mi from Shackle Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.