Lockhart Weather Forecast

    • 68
    • 93

    Mostly Sunny

    • 67
    • 92

    Chance Thunderstorms

    • 68
    • 92

    Slight Chance Thunderstorms

    • 67
    • 91

    Slight Chance Thunderstorms

    • 67
    • 90

    Chance Rain Showers

    • 66
    • 88

    Slight Chance Thunderstorms

Today 18 Sep Union

Partly cloudy. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Light and variable Winds, becoming south around 5 Mph in the afternoon. Chance of rain 20 percent.

Tonight 18 Sep Union

Partly cloudy. Lows in the upper 60s. Light and variable Winds.

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Lockhart Temperature Statistics

September Temperature

South Arkansas Regional Airport (19.9 miles)

  • Lowest 9 September, 2025

    51.1 °F

  • Average September

    74.8 °F

  • Highest 13 September, 2025

    96.1 °F

Climate (2020–Present)

South Arkansas Regional Airport (19.9 miles)

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  • Average Low 2020–2025

    53.6 °F

  • Average 2020–2025

    64.6 °F

  • Average High 2020–2025

    76.3 °F
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