Lexington, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lexington, a city in Henderson County, Tennessee.
Tonight
72°F
Mostly Clear
Mostly clear, with a low around 72. North wind around 0 mph.
7-day forecast for Lexington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Mostly Clear | 0 mph | 1% |
| Saturday | 100°F | Sunny | 0 to 5 mph NW | 2% |
| Saturday Night | 72°F | Mostly Clear | 0 mph | 0% |
| Sunday | 100°F | Sunny | 0 to 5 mph WSW | 2% |
| Sunday Night | 72°F | Partly Cloudy | 0 to 5 mph S | 2% |
| Monday | 97°F | Mostly Sunny | 0 to 5 mph SW | 11% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph NNE | 38% |
| Tuesday | 90°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 10 mph N | 19% |
| Tuesday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph N | 19% |
| Wednesday | 84°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph N | 16% |
| Wednesday Night | 61°F | Mostly Clear | 0 to 10 mph NNE | 11% |
| Thursday | 83°F | Mostly Sunny | 5 to 10 mph NNE | 5% |
| Thursday Night | 61°F | Partly Cloudy | 0 to 10 mph NNE | 5% |
| Friday | 82°F | Mostly Sunny | 5 to 10 mph NNE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Lexington (35.642, -88.375). Updated through the day.
Growing snapshot for Lexington
Last spring frost
Apr 5
First fall frost
Oct 30
Growing season
208 days
Hardiness zone
7b
More local growing data for Lexington: nearby ZIP 38351 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lexington, Tn (1.1 mi from Lexington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.