Weather in Jbsa Ft Sam Houston, TX
Updated 2026-09-26 08:00 local time · ZIP codes 78234
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
72°15% rain
77°8% rain82°7% rain
86°12% rain88°10% rain90°5% rain93°10% rain93°9% rain93°5% rain91°10% rain86°12% rain83°14% 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 15%).
It feels like 75°F with winds near 2 mph.
72°F, 15% rain chance and 2 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 72°F, wind 2 mph, rain chance up to 15%.
UV index is 0.
Local weather characteristics in Jbsa Ft Sam Houston
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.
Jbsa Ft Sam Houston is part of the South weather region. The forecast point is near 30.32°N latitude and 94.81°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.
Jbsa Ft Sam Houston weather today
Cloudy and 72°F in Jbsa Ft Sam Houston, TX. Today's high is 93°F with a 11% rain chance. Winds are around 2 mph with gusts near 4 mph. Relative humidity is 75%, pressure is 30.01 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Jbsa Ft Sam Houston
Sunrise is at 07:09 AM and sunset is at 07:11 PM. Tomorrow's forecast calls for Overcast with a high near 95°F and a low near 72°F. The maximum rain chance is 10%.