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Rancho Viejo, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Rancho Viejo, a town in Cameron County, Texas.

Today
96°F
Sunny
Sunny, with a high near 96. Heat index values as high as 106. East northeast wind 3 to 13 mph.

7-day forecast for Rancho Viejo

WhenTempForecastWindPrecip
Today 96°F Sunny 3 to 13 mph ENE 14%
Tonight 77°F Mostly Clear 1 to 13 mph SE 3%
Sunday 97°F Mostly Sunny 1 to 13 mph NE 12%
Sunday Night 78°F Partly Cloudy 2 to 13 mph ESE 1%
Monday 97°F Chance Showers And Thunderstorms 1 to 13 mph ESE 35%
Monday Night 78°F Chance Showers And Thunderstorms then Clear 1 to 13 mph ESE 35%
Tuesday 96°F Chance Showers And Thunderstorms 2 to 14 mph ENE 43%
Tuesday Night 78°F Chance Showers And Thunderstorms then Mostly Clear 1 to 13 mph E 43%
Wednesday 96°F Chance Showers And Thunderstorms 2 to 14 mph NE 43%
Wednesday Night 78°F Chance Showers And Thunderstorms then Mostly Clear 2 to 13 mph E 43%
Thursday 96°F Chance Rain Showers then Chance Showers And Thunderstorms 3 to 14 mph NE 45%
Thursday Night 78°F Chance Showers And Thunderstorms 3 to 13 mph ENE 45%
Friday 95°F Chance Showers And Thunderstorms 5 to 14 mph NE 39%
Friday Night 77°F Chance Showers And Thunderstorms then Mostly Clear 3 to 14 mph ENE 33%

Forecast source: National Weather Service (api.weather.gov) for Rancho Viejo (26.036, -97.555). Updated through the day.

Growing snapshot for Rancho Viejo

Last spring frost
Jan 9
First fall frost
Jan 4
Growing season
365 days
Hardiness zone
10a

More local growing data for Rancho Viejo: nearby ZIP 78575 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Wfo Brownsville, Tx (11.5 mi from Rancho Viejo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.