LaCoste, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for LaCoste, a city in Medina County, Texas.
This Afternoon
90°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 90. East southeast wind around 10 mph. Chance of precipitation is 30%.
7-day forecast for LaCoste
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 90°F | Chance Showers And Thunderstorms | 10 mph ESE | 33% |
| Tonight | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph ESE | 19% |
| Saturday | 96°F | Sunny | 5 mph ESE | 1% |
| Saturday Night | 75°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Sunday | 97°F | Mostly Sunny | 5 mph SE | 0% |
| Sunday Night | 75°F | Partly Cloudy | 5 mph SE | 11% |
| Monday | 97°F | Mostly Sunny | 5 mph ESE | 11% |
| Monday Night | 75°F | Mostly Clear | 0 to 10 mph ESE | 8% |
| Tuesday | 97°F | Sunny | 0 to 10 mph ENE | 7% |
| Tuesday Night | 76°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 20% |
| Wednesday | 97°F | Mostly Sunny | 5 to 10 mph ENE | 14% |
| Wednesday Night | 76°F | Partly Cloudy | 5 to 10 mph E | 12% |
| Thursday | 96°F | Mostly Sunny | 5 to 10 mph ENE | 12% |
| Thursday Night | 75°F | Partly Cloudy | 5 to 10 mph E | 11% |
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 Sep 18, 2026.