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.
Overnight
76°F
Mostly Clear
Mostly clear, with a low around 76. Northeast wind around 1 mph.
7-day forecast for La Coma Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 76°F | Mostly Clear | 1 mph NE | 0% |
| Saturday | 98°F | Mostly Sunny | 0 to 12 mph ENE | 9% |
| Saturday Night | 76°F | Mostly Clear | 1 to 12 mph SE | 8% |
| Sunday | 98°F | Sunny | 0 to 9 mph E | 4% |
| Sunday Night | 76°F | Partly Cloudy | 2 to 12 mph SE | 4% |
| Monday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 12 mph ESE | 18% |
| Monday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph E | 18% |
| Tuesday | 98°F | Sunny then Chance Showers And Thunderstorms | 0 to 13 mph E | 37% |
| Tuesday Night | 76°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 13 mph ENE | 37% |
| Wednesday | 96°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 13 mph ENE | 37% |
| Wednesday Night | 76°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 13 mph ENE | 37% |
| Thursday | 96°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 12 mph NE | 39% |
| Thursday Night | 76°F | Chance Showers And Thunderstorms | 1 to 12 mph NE | 39% |
| Friday | 95°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 12 mph NE | 40% |
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 Sep 19, 2026.