Smyrna, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smyrna, a town in Rutherford County, Tennessee.
Today
90°F
Sunny
Sunny, with a high near 90. North northeast wind 5 to 10 mph.
7-day forecast for Smyrna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny | 5 to 10 mph NNE | 11% |
| Tonight | 70°F | Partly Cloudy | 0 to 5 mph N | 13% |
| Wednesday | 90°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 5 mph WNW | 28% |
| Wednesday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 19% |
| Thursday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 21% |
| Thursday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 mph S | 21% |
| Friday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph SSW | 35% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 5 mph S | 35% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 5 mph SSW | 48% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 48% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 32% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 32% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SSW | 25% |
| Monday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SSW | 25% |
Forecast source: National Weather Service (api.weather.gov) for Smyrna (35.969, -86.529). Updated through the day.
Growing snapshot for Smyrna
Last spring frost
Apr 13
First fall frost
Oct 21
Growing season
189 days
Hardiness zone
7b
More local growing data for Smyrna: nearby ZIP 37167 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Smyrna 6S, Tn (3.9 mi from Smyrna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.