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Santa Maria, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Santa Maria, a community in Cameron County, Texas.

Today
96°F
Sunny
Sunny. High near 96, with temperatures falling to around 92 in the afternoon. Heat index values as high as 105. Northeast wind 1 to 12 mph.

7-day forecast for Santa Maria

WhenTempForecastWindPrecip
Today 96°F Sunny 1 to 12 mph NE 14%
Tonight 76°F Clear 1 to 12 mph SE 5%
Sunday 97°F Sunny 1 to 10 mph E 9%
Sunday Night 76°F Partly Cloudy 2 to 12 mph ESE 1%
Monday 96°F Sunny then Chance Showers And Thunderstorms 1 to 13 mph ESE 35%
Monday Night 76°F Chance Showers And Thunderstorms then Mostly Clear 0 to 13 mph ESE 35%
Tuesday 95°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 1 to 13 mph ENE 44%
Tuesday Night 76°F Chance Showers And Thunderstorms then Mostly Clear 0 to 13 mph ENE 44%
Wednesday 95°F Chance Rain Showers then Chance Showers And Thunderstorms 1 to 13 mph NE 43%
Wednesday Night 77°F Chance Showers And Thunderstorms then Mostly Clear 1 to 13 mph ENE 43%
Thursday 94°F Chance Rain Showers then Chance Showers And Thunderstorms 3 to 12 mph NE 49%
Thursday Night 76°F Chance Showers And Thunderstorms 3 to 12 mph ENE 49%
Friday 94°F Chance Rain Showers then Chance Showers And Thunderstorms 5 to 12 mph NE 36%
Friday Night 76°F Chance Showers And Thunderstorms then Mostly Clear 3 to 12 mph NE 36%

Forecast source: National Weather Service (api.weather.gov) for Santa Maria (26.077, -97.847). Updated through the day.

Growing snapshot for Santa Maria

Last spring frost
Jan 8
First fall frost
Dec 31
Growing season
365 days
Hardiness zone
10a

More local growing data for Santa Maria: nearby ZIP 78592 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Weslaco, Tx (11.1 mi from Santa Maria). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.