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Strong cold front to bring weather changes to San Antonio

Gusty winds and temperature drop expected by Monday morning

7 Day Forecast (Copyright KSAT-12 2025 – All Rights Reserved)

FORECAST HIGHLIGHTS

  • THIS WEEKEND: Warm & Quiet across Texas for travel

  • GUSTY WINDS: Secure yard decorations, winds can gust up to 40 mph

  • MORNINGS: Temps drop to the 30s, wind gusts up to 40 mph 

  • NEW YEARS: Looking chilly & quiet

FORECAST

THIS WEEKEND

San Antonio is wrapping up the last weekend of 2025 with unseasonably warm weather. Saturday will be near-record breaking warmth, while Sunday remains just a few degrees cooler.

Weekend Planner (Copyright KSAT-12 2025 – All Rights Reserved)

If you’re headed out this weekend, expect partly cloudy skies and warm conditions leading up to the arrival of the cold front.

COLD FRONT

A strong cold front is expected to move through San Antonio late Sunday night. Afterwards, temperatures will decrease into the the 30s & 40s Monday morning for many with a slight rain chance for some. The main story will be the winds.

The front will bring much cooler & gusty conditions. Secure loose holiday decorations Sunday before the front arrives as winds could gust up to 40 mph.

Winds will be gusty as the front approaches so make sure your Christmas decorations are secure! (Copyright KSAT-12 2025 – All Rights Reserved)

NEW YEARS

After the front moves through, colder air sticks around. Morning lows dip into the 30s for Tuesday and Wednesday, with Wednesday possibly near freezing. Not expected to be freezing for everyone, but highs will stay in the 40s and 50s—so you’ll want to bundle up if celebrating outdoors.

Cooler and more average temperatures to ring in the New Year (Copyright KSAT-12 2025 – All Rights Reserved)Daily Forecast

KSAT meteorologists keep you on top of the ever-changing South Texas weather.

QUICK WEATHER LINKS

About the Author

Shelby Ebertowski headshot

Shelby Ebertowski

Shelby Ebertowski joined KSAT 12 News in January 2025. She came to San Antonio from Fargo, North Dakota via the University of North Dakota, where she learned the ropes as a weekend forecaster over two years at KVLY. Her love of weather love began after experiencing Hurricane Harvey in 2017.

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