Martinez, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martinez, a community in Starr County, Texas.
Tonight
78°F
Mostly Clear
Mostly clear, with a low around 78. East southeast wind 1 to 7 mph.
7-day forecast for Martinez
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 78°F | Mostly Clear | 1 to 7 mph ESE | 3% |
| Saturday | 101°F | Sunny | 2 to 6 mph E | 2% |
| Saturday Night | 77°F | Mostly Clear | 3 to 8 mph ESE | 2% |
| Sunday | 102°F | Sunny | 2 to 6 mph ESE | 2% |
| Sunday Night | 78°F | Partly Cloudy | 3 to 8 mph SE | 2% |
| Monday | 102°F | Sunny | 2 to 7 mph ESE | 8% |
| Monday Night | 78°F | Mostly Clear | 1 to 10 mph ESE | 8% |
| Tuesday | 100°F | Sunny then Chance Showers And Thunderstorms | 1 to 9 mph E | 27% |
| Tuesday Night | 78°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph ESE | 27% |
| Wednesday | 99°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 9 mph E | 39% |
| Wednesday Night | 77°F | Chance Showers And Thunderstorms | 1 to 9 mph E | 39% |
| Thursday | 99°F | Chance Showers And Thunderstorms | 1 to 8 mph ENE | 43% |
| Thursday Night | 77°F | Chance Showers And Thunderstorms | 0 to 8 mph E | 43% |
| Friday | 98°F | Chance Rain Showers | 2 to 8 mph ENE | 38% |
Forecast source: National Weather Service (api.weather.gov) for Martinez (26.422, -98.753). Updated through the day.
Growing snapshot for Martinez
Last spring frost
Jan 31
First fall frost
Dec 17
Growing season
321 days
Hardiness zone
9b
More local growing data for Martinez: nearby ZIP 78582 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Airport Heights
Alto Bonito Heights
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Climate data from the nearest NOAA station, Rio Grande City, Tx (11.5 mi from Martinez). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.