La Coma Heights, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Coma Heights, a community in Hidalgo County, Texas.
Today
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 107. South southeast wind 13 to 17 mph, with gusts as high as 26 mph.
7-day forecast for La Coma Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 13 to 17 mph SSE | 1% |
| Tonight | 79°F | Mostly Clear | 9 to 17 mph SE | 2% |
| Wednesday | 100°F | Mostly Sunny | 8 to 15 mph SE | 2% |
| Wednesday Night | 78°F | Mostly Clear | 7 to 15 mph SE | 0% |
| Thursday | 100°F | Sunny | 7 to 15 mph SE | 8% |
| Thursday Night | 78°F | Mostly Clear | 5 to 15 mph SE | 8% |
| Friday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 3 to 15 mph SE | 16% |
| Friday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 to 15 mph SE | 16% |
| Saturday | 98°F | Sunny | 1 to 13 mph ESE | 8% |
| Saturday Night | 76°F | Mostly Clear | 1 to 13 mph SE | 8% |
| Sunday | 98°F | Sunny | 1 to 13 mph SE | 9% |
| Sunday Night | 77°F | Mostly Clear | 6 to 14 mph SE | 9% |
| Monday | 99°F | Sunny | 6 to 16 mph SE | 3% |
| Monday Night | 78°F | Mostly Clear | 12 to 16 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov) for La Coma Heights (26.439, -98.075). Updated through the day.
Growing snapshot for La Coma Heights
Last spring frost
Jan 21
First fall frost
Dec 23
Growing season
338 days
Hardiness zone
10a
More local growing data for La Coma Heights: nearby ZIP 78542 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Edinburg 17 Nne, Tx (6.7 mi from La Coma Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.