San Antonio Airport (SAT) Weather 08/02/2026
Tonight
77
Partly Cloudy
Thursday
101
Hot
Thursday Night
75
Mostly Clear
Friday
99
Hot
Friday Night
77
Mostly Clear
Saturday
100
Hot
Saturday Night
79
Partly Cloudy
Sunday
97
Slight Chance T-storms
Sunday Night
77
Mostly Clear
Monday
98
Sunny
Monday Night
78
Mostly Clear
Tuesday
98
Mostly Sunny
Tuesday Night
77
Partly Cloudy
Weekly Forecast
Tonight
Partly cloudy, with a low around 77. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 101. Heat index values as high as 104. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 75. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 106. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and hot, with a high near 100. South southwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 79. East southeast wind around 5 mph becoming south southwest after midnight.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 77. East northeast wind around 5 mph becoming south after midnight.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Mostly sunny, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 77.