Travel / Drive
- Rating
- Great
- Reason
- Clear roads — ideal for a drive (Morning is best)
Weekend Weather Forecast - San Antonio
Weekend weather in San Antonio. Saturday high 38°C (100°F). Sunday high 39°C (102°F).
Weekend Hourly Forecast
Fri·11 Sep
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48-Hour Weekend Forecast Chart
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Fri11 Sep
Sat12 Sep
Sun13 Sep
Weekend Activity Outlook
Outdoor Sports
- Rating
- Great
- Reason
- Excellent conditions — low humidity, clear skies
Home / Laundry
- Rating
- Great
- Reason
- High wind (29 km/h) — excellent drying
Outdoor Events
- Rating
- Great
- Reason
- Clear skies — perfect for weddings or outdoor gatherings
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
San Antonio is forecast to reach a high of 38°C this weekend, with an overnight low around 25°C. That's 5° above the long-term average high of 33°C for this time of year. It continues a recent pattern — 27 of the last 28 days with published data have run warmer than normal. Expect little chance of rain (4% probability) and moderate breezes averaging 22 km/h. Air quality is currently good (AQI 46), with no notable outdoor health concerns.
Today vs Normal
38°C+5° above normal
The long-term average high for today is 33°C.
27 of the last 28 days with published data ran above normal.
It continues that pattern - today's forecast is also running above normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air Quality
Good
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.