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Smyrna, TN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Smyrna, a town in Rutherford County, Tennessee.

Today
72°F
Showers And Thunderstorms
Showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Cloudy. High near 72, with temperatures falling to around 68 in the afternoon. South southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

7-day forecast for Smyrna

WhenTempForecastWindPrecip
Today 72°F Showers And Thunderstorms 5 to 15 mph SSW 100%
Tonight 47°F Mostly Cloudy then Patchy Fog 0 to 5 mph W 0%
Thursday 73°F Areas Of Fog then Mostly Sunny 0 to 5 mph WSW 0%
Thursday Night 44°F Areas Of Fog 0 mph 0%
Friday 70°F Areas Of Fog then Mostly Sunny 0 to 10 mph NNW 1%
Friday Night 40°F Partly Cloudy 5 to 10 mph NNW 0%
Saturday 61°F Mostly Sunny 5 to 10 mph N 0%
Saturday Night 33°F Partly Cloudy 0 to 5 mph N 0%
Sunday 60°F Mostly Sunny 0 to 10 mph N 1%
Sunday Night 32°F Mostly Clear 0 to 5 mph N 0%
Monday 64°F Sunny 0 to 5 mph NNW 0%
Monday Night 33°F Mostly Clear 0 mph 1%
Tuesday 69°F Sunny 0 to 5 mph WSW 1%
Tuesday Night 36°F Mostly Clear 0 mph 0%

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

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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 Nov 4, 2026.