Lexington, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lexington, a town in Lee County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 104. South wind around 5 mph.
7-day forecast for Lexington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 mph S | 1% |
| Tonight | 76°F | Mostly Clear | 5 mph S | 3% |
| Wednesday | 99°F | Mostly Sunny | 5 mph S | 1% |
| Wednesday Night | 75°F | Mostly Clear | 5 to 10 mph S | 2% |
| Thursday | 98°F | Sunny | 5 mph S | 4% |
| Thursday Night | 75°F | Mostly Clear | 5 mph SSE | 4% |
| Friday | 96°F | Sunny | 0 to 5 mph S | 10% |
| Friday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 6% |
| Saturday | 96°F | Sunny | 0 to 5 mph SSE | 7% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 7% |
| Sunday | 96°F | Sunny | 0 to 5 mph S | 7% |
| Sunday Night | 75°F | Mostly Clear | 5 mph SSE | 7% |
| Monday | 96°F | Mostly Sunny | 0 to 10 mph S | 8% |
| Monday Night | 75°F | Mostly Clear | 5 to 10 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Lexington (30.414, -97.010). Updated through the day.
Growing snapshot for Lexington
Last spring frost
Mar 5
First fall frost
Nov 21
Growing season
262 days
Hardiness zone
9a
More local growing data for Lexington: nearby ZIP 78947 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lexington, Tx (3.9 mi from Lexington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.