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78009 Weather (Castroville, TX)

Castroville, TX WeatherCurrent Conditions and Weather for Castroville, Texas
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Clear at Castroville (78009), temperature is 84°F29°C, dew point 75°F24°C, humidity 74%. Wind direction is SE at 14 mphat 23 km/h with visibility of 10 mi16 km. Barometric pressure is 29.95 in1014 mb. Last update: 11:19 pm.*
*Time is approximately 11:19 pm Sat, Sep 12, 2026. Time will be within 15 minutes of current local time. Castroville weather forecast data is updated every 15 minutes.

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Oklahoma, where the wind comes sweepin’ down the plain, and the wavin’ wheat can sure smell sweet when the wind comes right behind the rain. ―Rodgers & Hammerstein
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Castroville TX Weather - 12:19 am

Castroville Weather Forecast

Weather forecast for: Castroville TX
Last Update: 6:44 pm CDT Sep 12, 2026
Tonight: Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday: Mostly sunny and hot, with a high near 100. Heat index values as high as 104. South southeast wind 5 to 10 mph.
Sunday Night: Mostly clear, with a low around 76. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 105. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night: Mostly clear, with a low around 75. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday: Sunny and hot, with a high near 100. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night: Mostly clear, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday: Mostly sunny and hot, with a high near 99. East southeast wind 5 to 10 mph.
Wednesday Night: Partly cloudy, with a low around 74. Southeast wind 5 to 10 mph.
Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 97.
Thursday Night: Partly cloudy, with a low around 73.
Friday: Mostly sunny, with a high near 96.
Friday Night: A 20 percent chance of showers. Partly cloudy, with a low around 72.
Saturday: Mostly sunny, with a high near 96.

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