Annual Weather Averages Near Fort Sam

Monthly Weather Conditions

Want to know the average temperature, precipitation, wind, and more for Fort Sam Houston? This website has all the information you need on yearly averages for humidity, fog, sun, and snow days.

Long-Range Weather Forecasts

Weather Underground

Get local long-range weather forecasts, weather reports, maps, and tropical weather conditions for Fort Sam Houston from Weather Underground.

The Weather Channel

Stay prepared with the most accurate 10-day forecast for Fort Sam Houston, TX, including highs, lows, and the chance of precipitation, from The Weather Channel.