Round Rock Weather Forecast

    • 75
    • 95

    Slight Chance Thunderstorms

    • 75
    • 96

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 74
    • 94

    Slight Chance Thunderstorms

    • 75
    • 94

    Slight Chance Thunderstorms

    • 75
    • 94

    Slight Chance Thunderstorms

Today 16 Jun Williamson

Partly cloudy this Morning, then mostly sunny with a slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent. Highest heat index Readings up to 105 this afternoon.

Tonight 16 Jun Williamson

Mostly clear. Lows in the lower 70s. South Winds around 10 Mph with Gusts up to 20 Mph.

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Round Rock Temperature Statistics

June Temperature

Austin Executive Airport (10.6 miles)

  • Lowest 9 June, 2025

    66.2 °F

  • Average June

    81.1 °F

  • Highest 1 June, 2025

    95 °F

Climate (2020–Present)

Austin Executive Airport (10.6 miles)

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  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    68.9 °F

  • Average High 2020–2025

    79.9 °F
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