Llano Grande, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Llano Grande, a community in Hidalgo County, Texas.
Overnight
68°F
Partly Cloudy
Partly cloudy, with a low around 68. North wind around 10 mph, with gusts as high as 21 mph.
7-day forecast for Llano Grande
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Partly Cloudy | 10 mph N | 10% |
| Wednesday | 84°F | Sunny | 7 to 10 mph NNE | 4% |
| Wednesday Night | 68°F | Mostly Clear | 3 to 12 mph E | 2% |
| Thursday | 90°F | Mostly Sunny | 3 to 10 mph SE | 5% |
| Thursday Night | 71°F | Showers And Thunderstorms | 2 to 10 mph SSW | 77% |
| Friday | 82°F | Chance Showers And Thunderstorms | 6 to 13 mph N | 47% |
| Friday Night | 66°F | Mostly Cloudy | 5 to 9 mph NNE | 9% |
| Saturday | 80°F | Partly Sunny then Slight Chance Rain Showers | 8 to 12 mph NNE | 23% |
| Saturday Night | 62°F | Chance Rain Showers | 8 to 14 mph NNE | 38% |
| Sunday | 73°F | Chance Rain Showers | 15 mph N | 44% |
| Sunday Night | 57°F | Mostly Cloudy | 7 to 12 mph N | 14% |
| Monday | 75°F | Mostly Sunny | 8 mph NNE | 5% |
| Monday Night | 58°F | Partly Cloudy | 2 to 7 mph NE | 3% |
| Tuesday | 79°F | Mostly Sunny | 5 to 8 mph ENE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Llano Grande (26.131, -97.968). Updated through the day.
Growing snapshot for Llano Grande
Last spring frost
Jan 8
First fall frost
Dec 31
Growing season
365 days
Hardiness zone
10a
More local growing data for Llano Grande: nearby ZIP 78596 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Weslaco, Tx (5.9 mi from Llano Grande). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.