LaCoste, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for LaCoste, a city in Medina County, Texas.
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. North wind around 5 mph.
7-day forecast for LaCoste
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 5 mph N | 0% |
| Wednesday | 76°F | Sunny | 0 to 5 mph ENE | 0% |
| Wednesday Night | 52°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Thursday | 80°F | Mostly Sunny | 0 to 5 mph S | 2% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 15 mph N | 3% |
| Friday | 75°F | Sunny | 5 to 15 mph NNE | 0% |
| Friday Night | 52°F | Partly Cloudy | 5 to 10 mph NNE | 4% |
| Saturday | 70°F | Slight Chance Rain Showers | 5 to 10 mph NNE | 21% |
| Saturday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 10 mph NNE | 15% |
| Sunday | 71°F | Mostly Sunny | 5 to 10 mph NNE | 13% |
| Sunday Night | 49°F | Mostly Clear | 0 to 5 mph NNE | 5% |
| Monday | 72°F | Mostly Sunny | 5 mph ENE | 4% |
| Monday Night | 49°F | Mostly Clear | 0 to 5 mph E | 3% |
| Tuesday | 73°F | Mostly Sunny | 0 to 5 mph SE | 4% |
Forecast source: National Weather Service (api.weather.gov) for LaCoste (29.310, -98.811). Updated through the day.
Growing snapshot for LaCoste
Last spring frost
Feb 24
First fall frost
Dec 2
Growing season
283 days
Hardiness zone
9a
More local growing data for LaCoste: nearby ZIP 78039 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lytle 3W, Tx (5.3 mi from LaCoste). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.