Zarate, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Zarate, a community in Starr County, Texas.
This Afternoon
91°F
Mostly Sunny
Mostly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Northwest wind 5 to 10 mph.
7-day forecast for Zarate
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Mostly Sunny | 5 to 10 mph NW | 5% |
| Tonight | 65°F | Partly Cloudy | 5 to 8 mph N | 6% |
| Wednesday | 85°F | Mostly Sunny | 5 mph NE | 1% |
| Wednesday Night | 68°F | Partly Cloudy | 5 mph E | 2% |
| Thursday | 91°F | Mostly Sunny | 3 to 7 mph ESE | 4% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely | 2 to 7 mph NNE | 65% |
| Friday | 83°F | Chance Showers And Thunderstorms then Partly Sunny | 6 to 10 mph N | 35% |
| Friday Night | 63°F | Partly Cloudy then Slight Chance Rain Showers | 2 to 6 mph NNE | 19% |
| Saturday | 79°F | Chance Rain Showers | 8 mph N | 35% |
| Saturday Night | 61°F | Chance Rain Showers | 3 to 10 mph N | 31% |
| Sunday | 77°F | Slight Chance Rain Showers then Mostly Sunny | 6 to 10 mph N | 15% |
| Sunday Night | 57°F | Partly Cloudy | 1 to 5 mph NNE | 12% |
| Monday | 79°F | Mostly Sunny | 5 mph NNE | 4% |
| Monday Night | 58°F | Partly Cloudy | 3 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov) for Zarate (26.320, -98.637). Updated through the day.
Growing snapshot for Zarate
Last spring frost
Jan 31
First fall frost
Dec 17
Growing season
321 days
Hardiness zone
10a
More local growing data for Zarate: nearby ZIP 78548 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Rio Grande City, Tx (11.9 mi from Zarate). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.