National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Austin Executive Airport (KEDC)

Lat: 30.39°NLon: 97.56°WElev: 616ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed NE 5 mph
Barometer 30.20 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Sep 8:35 am CDT
Extended Forecast for

Round Rock TX

  • Today

    Today: Partly sunny and hot, with a high near 99. Heat index values as high as 106. Light east wind increasing to 5 to 10 mph in the morning.

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 76. East wind 5 to 10 mph becoming light and variable after midnight.

    Low: 76 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. East southeast wind around 5 mph becoming south after midnight.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 99. Calm wind becoming south around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 97. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 97 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Partly sunny and hot, with a high near 99. Heat index values as high as 106. Light east wind increasing to 5 to 10 mph in the morning.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 76. East wind 5 to 10 mph becoming light and variable after midnight.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. East southeast wind around 5 mph becoming south after midnight.
Saturday
Sunny, with a high near 98. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 99. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 97. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Mostly sunny, with a high near 98.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Wednesday
Mostly sunny, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Round Rock TX
 30.5°N 97.69°W (Elev. 768 ft)
Last Update:
7:46 am CDT Sep 17, 2026
Forecast Valid:
8am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation