Lewisburg, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lewisburg, a city in Marshall County, Tennessee.
Today
71°F
Showers And Thunderstorms
Showers and thunderstorms before 2pm. Mostly cloudy. High near 71, with temperatures falling to around 67 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 three quarters and one inch possible.
7-day forecast for Lewisburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Showers And Thunderstorms | 5 to 15 mph SSW | 99% |
| Tonight | 45°F | Areas Of Fog | 0 to 5 mph WNW | 0% |
| Thursday | 73°F | Areas Of Fog then Mostly Sunny | 0 mph | 0% |
| Thursday Night | 43°F | Areas Of Fog | 0 mph | 0% |
| Friday | 70°F | Areas Of Fog then Sunny | 0 to 5 mph NNW | 1% |
| Friday Night | 38°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 60°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Sunday | 59°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 31°F | Mostly Clear | 0 mph | 0% |
| Monday | 62°F | Sunny | 0 mph | 0% |
| Monday Night | 32°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 67°F | Sunny | 0 to 5 mph W | 1% |
| Tuesday Night | 35°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lewisburg (35.452, -86.791). Updated through the day.
Growing snapshot for Lewisburg
Last spring frost
Apr 14
First fall frost
Oct 22
Growing season
192 days
Hardiness zone
7b
More local growing data for Lewisburg: nearby ZIP 37091 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lewisburg Exp Stn, Tn (5.7 mi from Lewisburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.