Weather in Castell, TX
Updated 2026-09-26 11:00 local time · ZIP codes 76831
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
81°14% rain84°11% rain85°10% rain88°10% rain90°9% rain91°9% rain
91°1% rain91°2% rain89°1% rain
89°1% rain86°1% rain85°1% 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 14%).
It feels like 83°F with winds near 8 mph.
89°F, 1% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 24 mph.
Current temperature is 81°F, wind 8 mph, rain chance up to 14%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Castell
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.
Castell is part of the South weather region. The forecast point is near 30.70°N latitude and 98.96°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.
Castell weather today
Overcast and 81°F in Castell, TX. Today's high is 91°F with a 7% rain chance. Winds are around 8 mph with gusts near 9 mph. Relative humidity is 59%, pressure is 30.00 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Castell
Sunrise is at 07:26 AM and sunset is at 07:27 PM. Tomorrow's forecast calls for Overcast with a high near 91°F and a low near 74°F. The maximum rain chance is 36%.