La Grange, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Grange, a town in Fayette County, Tennessee.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 102. West northwest wind around 0 mph.
7-day forecast for La Grange
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 0 mph | 2% |
| Tonight | 74°F | Mostly Clear | 0 mph | 1% |
| Sunday | 98°F | Mostly Sunny | 0 to 5 mph WSW | 1% |
| Sunday Night | 73°F | Partly Cloudy | 0 mph | 1% |
| Monday | 97°F | Mostly Sunny | 0 to 5 mph WSW | 9% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph NNE | 38% |
| Tuesday | 89°F | Mostly Sunny | 0 to 10 mph N | 13% |
| Tuesday Night | 63°F | Mostly Clear | 5 to 15 mph N | 13% |
| Wednesday | 85°F | Mostly Sunny | 5 to 10 mph N | 6% |
| Wednesday Night | 61°F | Mostly Clear | 5 to 10 mph NNE | 3% |
| Thursday | 84°F | Sunny | 5 to 10 mph NNE | 3% |
| Thursday Night | 61°F | Partly Cloudy | 0 to 10 mph NNE | 3% |
| Friday | 84°F | Mostly Sunny | 0 to 10 mph NNE | 2% |
| Friday Night | 60°F | Partly Cloudy | 0 to 10 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov) for La Grange (35.048, -89.241). Updated through the day.
Growing snapshot for La Grange
Last spring frost
Apr 1
First fall frost
Nov 3
Growing season
217 days
More local growing data for La Grange: nearby ZIP 38046 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ames Plantation, Tn (5 mi from La Grange). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.