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Austin/San Antonio, TX

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NWS Austin/San Antonio

Weather.gov > Austin/San Antonio, TX
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Last Map Update: Sun, Jul 26, 2026 at 11:06:36 pm CDT

Tonight
Weekly Outlook
Expect a warm and humid night with clear skies and low temperatures between 71 and 77 degrees. South winds will blow at 5 to 10 MPH.
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Summer heat is ramping up across South-Central Texas heading into August. Expect highs reaching 100 to 103 degrees and peak heat index values climbing between 105 and 110 degrees for many areas late this week and weekend. Overnight lows will remain warm in the 70s to low 80s.
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