Lexington, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lexington, a city in Henderson County, Tennessee.
Today
88°F
Sunny
Sunny. High near 88, with temperatures falling to around 85 in the afternoon. North wind 0 to 5 mph.
7-day forecast for Lexington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 0 to 5 mph N | 1% |
| Tonight | 68°F | Mostly Clear | 0 to 5 mph N | 2% |
| Wednesday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Wednesday Night | 70°F | Mostly Clear | 0 mph | 6% |
| Thursday | 93°F | Sunny | 0 to 5 mph SSW | 3% |
| Thursday Night | 72°F | Partly Cloudy | 0 mph | 12% |
| Friday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 23% |
| Friday Night | 71°F | Slight Chance Showers And Thunderstorms | 0 mph | 23% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 mph | 40% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 40% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 24% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 24% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 15% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 15% |
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 Aug 4, 2026.