San Antonio

San Antonio Stuck In Sticky Mid 90s As Heat Index Nears 100

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Published on July 05, 2026
San Antonio Stuck In Sticky Mid 90s As Heat Index Nears 100Source: Google Street View

San Antonio rolled into Sunday under cloudy, muggy skies, starting the morning near 79°F with a dew point around 74°F and humidity in the mid 80s. By late afternoon, the city is expected to bake under a high close to 95°F, with a heat index that could feel more like 101°F. With only light south-southeast breezes, many neighborhoods can expect that familiar still, sticky air to linger well into the evening.

Today's Forecast

According to the National Weather Service, highs should top out around 95°F on Sunday (July 5) and stay in the mid 90s through midweek, with upper 90s possible by Thursday and Friday. The agency is also calling for low-end chances of thunderstorms Monday afternoon and evening, mainly from the Hill Country into the I-35 corridor, with another shot at scattered storms on Saturday (July 11). Winds will stay light and mainly out of the south-southeast, so any storms that do bubble up are likely to be brief and localized.

Heat Safety And Where To Cool Off

The City of San Antonio keeps an interactive list of more than 60 cooling sites across town, including libraries, community and senior centers, pools and splash pads, for anyone who needs a break during the hottest hours. For locations and tips, visit the City of San Antonio or call 311. Try to avoid strenuous outdoor activity during peak heat, roughly 2 to 7 p.m., keep water handy and drink it often, and check on older neighbors, young children and pets.

Quick Take

Expect mid 90s through much of next week with heat indices near 100. No widespread heat advisory is in effect for most of the area, but spots to the east could come close to advisory criteria later in the week. Keep an eye on updated forecasts and local alerts before planning long stretches outside.