Lewisburg, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lewisburg, a city in Marshall County, Tennessee.
Overnight
71°F
Mostly Clear
Mostly clear, with a low around 71. Wind around 0 mph.
7-day forecast for Lewisburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Mostly Clear | 0 mph | 1% |
| Saturday | 98°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SSE | 15% |
| Sunday | 97°F | Sunny | 0 to 5 mph SW | 6% |
| Sunday Night | 71°F | Partly Cloudy | 0 mph | 8% |
| Monday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph WSW | 24% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Areas Of Fog | 0 mph | 52% |
| Tuesday | 89°F | Patchy Fog then Showers And Thunderstorms Likely | 0 to 5 mph NNE | 57% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 57% |
| Wednesday | 83°F | Chance Rain Showers | 0 to 5 mph N | 45% |
| Wednesday Night | 60°F | Chance Showers And Thunderstorms | 0 to 5 mph NNE | 35% |
| Thursday | 81°F | Mostly Sunny | 0 to 5 mph N | 11% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 5 mph NNE | 11% |
| Friday | 81°F | Mostly Sunny | 0 to 10 mph NNE | 5% |
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 Sep 19, 2026.