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San Antonio, TX Weather Tomorrow

Whether you're making plans for tomorrow or later this week, the San Antonio 5 day forecast includes precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the San Antonio area and around Bexar county, Texas.
Updated: Wed Oct 14th 2026 9:00 PM CDT
San Antonio, TX Weather – 10-14 – Scattered Showers
90° / 75°
Scattered Showers
Daytime highs will reach 90°F with lows dropping to 75°F in San Antonio, where on and off showers are set to occur. There might be light rainfall having a 24% chance with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 27.2mph at 10 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 80% at 11 PM and 78% being its lowest at 10 PM. Barometric pressure is its highest of 29.95inHg at 11 PM, a lowest point of 29.92inHg at 10 PM with an avg 29.94inHg.
San Antonio, TX Weather – 10-15 – Sunny
90° / 70°

Weather Tomorrow

Sunny
In San Antonio, it will be sunny with highs near 90°F and lows around 70°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 13mph on average and gusts of 25.1mph at 1 AM. The humidity will be on the higher side, averaging about 63%, the maximum being 91% at 6 AM and 32% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 11 PM, a lowest point of 29.88inHg at 5 PM with an avg 29.96inHg.
San Antonio, TX Weather – 10-16 – Sunny
75° / 60°
Sunny
Sunshine is in the forecast for San Antonio, with a high of 75°F and a low of 60°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Winds will be strong at speeds peaking at 25mph and gusts of 37.4mph at 9 AM. Humidity levels should be comfortable, sitting around 52% on average, the maximum being 83% at 5 AM and 24% being its lowest at 5 PM. Barometric pressure is its highest of 30.38inHg at 11 PM, a lowest point of 30.04inHg at 12 AM with an avg 30.21inHg.
San Antonio, TX Weather – 10-17 – Sunny
69° / 52°
Sunny
Highs will reach 69°F with lows near 52°F in San Antonio, where sunshine is. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 18mph on average and gusts of 30.2mph at 12 AM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 53% at 8 AM and 27% being its lowest at 3 PM. Barometric pressure is its highest of 30.47inHg at 10 AM, a lowest point of 30.28inHg at 5 PM with an avg 30.37inHg.
San Antonio, TX Weather – 10-18 – Sunny
74° / 54°
Sunny
Bright and sunny conditions in San Antonio, with a high of 74°F and a low of 54°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 8mph and gusts of 18.1mph at 12 PM. Humidity levels should be comfortable, sitting around 36% on average, the maximum being 48% at 8 AM and 23% being its lowest at 4 PM. Barometric pressure is its highest of 30.33inHg at 12 AM, a lowest point of 30.14inHg at 5 PM with an avg 30.24inHg.
San Antonio, TX Weather – 10-19 – Overcast
78° / 60°
Overcast
It will be overcast in San Antonio, with a high of 78°F and a low of 60°F. There might be light rainfall having a 11% chance. Winds will be light at 7mph and gusts of 13mph at 1 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 63% at 8 AM and 40% being its lowest at 12 AM. Barometric pressure is its highest of 30.18inHg at 11 AM, a lowest point of 30.06inHg at 5 PM with an avg 30.13inHg.

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