Weather in Castroville, TX
Updated 2026-09-26 11:00 local time · ZIP codes 78009
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
83°12% rain86°11% rain
88°11% rain89°9% rain90°8% rain
91°5% rain92°3% rain
91°1% rain88°1% rain
88°1% rain86°1% rain
85°10% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 12%).
It feels like 85°F with winds near 10 mph.
88°F, 1% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 20 mph.
Current temperature is 83°F, wind 10 mph, rain chance up to 12%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Castroville
Texas spans several climate zones, from humid Gulf Coast areas to dry western deserts and the High Plains. Heat, severe thunderstorms, tropical systems and winter cold outbreaks can all affect different parts of the state.
Castroville is part of the South weather region. The forecast point is near 29.36°N latitude and 98.88°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Castroville weather today
Overcast and 83°F in Castroville, TX. Today's high is 92°F with a 17% rain chance. Winds are around 10 mph with gusts near 11 mph. Relative humidity is 54%, pressure is 30.00 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Castroville
Sunrise is at 07:26 AM and sunset is at 07:27 PM. Tomorrow's forecast calls for Overcast with a high near 93°F and a low near 72°F. The maximum rain chance is 11%.