Weather in San Antonio, Texas, United States

7-Day Detailed Weather Forecast for San Antonio

This Afternoon

Temperature: 99°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Sunny, with a high near 99. Heat index values as high as 104. South wind around 10 mph, with gusts as high as 20 mph.

Tonight

Temperature: 78°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Mostly clear, with a low around 78. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday

Temperature: 95°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 102. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Temperature: 74°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then showers and thunderstorms likely between 1am and 4am, then showers and thunderstorms likely. Partly cloudy, with a low around 74. North northeast wind 5 to 10 mph. Chance of precipitation is 70%.

Thursday

Temperature: 90°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 90. North northeast wind 5 to 10 mph. Chance of precipitation is 70%.

Thursday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: NE

Forecast: Mostly clear, with a low around 70. Northeast wind 0 to 5 mph.

Friday

Temperature: 91°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: Sunny, with a high near 91. Northeast wind around 5 mph.

Friday Night

Temperature: 68°F

Wind Speed: 0 to 5 mph

Wind Direction: ESE

Forecast: Mostly clear, with a low around 68. East southeast wind 0 to 5 mph.

Saturday

Temperature: 92°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: Sunny, with a high near 92. East wind around 5 mph.

Saturday Night

Temperature: 68°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 68.

Sunday

Temperature: 90°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 90.

Sunday Night

Temperature: 70°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 70.

Monday

Temperature: 90°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 90.

Monday Night

Temperature: 71°F

Wind Speed: 5 mph

Wind Direction: ESE

Forecast: Mostly cloudy, with a low around 71.