Marble Falls Weather Forecast

    • 71
    • 85

    Slight Chance Thunderstorms

    • 61
    • 83

    Rain Showers

    • 58
    • 70

    Rain Showers Likely

    • 61
    • 75

    Chance Thunderstorms

    • 61
    • 77

    Rain Showers Likely

    • 62
    • 81

    Chance Thunderstorms

Today 18 May Newton County Lower Elevations

Mostly cloudy this Morning, then becoming partly sunny. A slight chance of Thunderstorms. A chance of Showers, mainly this morning. Highs in the mid 80s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 40 percent. Average rainfall 1/10 to 1/4 inch.

Tonight 18 May Newton County Lower Elevations

Partly cloudy. Lows in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Marble Falls Temperature Statistics

May Temperature

Harrison, Boone County Airport (11.2 miles)

  • Lowest 3 May, 2026

    39.7 °F

  • Average May

    63.4 °F

  • Highest 9 May, 2026

    83.6 °F

Climate (2021–Present)

Harrison, Boone County Airport (11.2 miles)

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  • Average Low 2021–2026

    50 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    71.4 °F
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