Lewisburg Weather Forecast

    • 75
    • 88

    Partly Sunny

    • 75
    • 89

    Slight Chance Thunderstorms

    • 75
    • 89

    Chance Thunderstorms

    • 74
    • 89

    Chance Thunderstorms

    • 73
    • 86

    Chance Thunderstorms

    • 73
    • 83

    Thunderstorms Likely

Today 30 May Southwestern St. Tammany

Mostly sunny. Highs around 90. Southwest Winds around 5 Mph.

Tonight 30 May Southwestern St. Tammany

Partly cloudy. Near steady temperature in the mid 70s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Lewisburg Temperature Statistics

May Temperature

Slidell, Slidell Airport (16.8 miles)

  • Lowest 3 May, 2026

    44.7 °F

  • Average May

    73.3 °F

  • Highest 22 May, 2026

    88.6 °F

Climate (2021–Present)

Slidell, Slidell Airport (16.8 miles)

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  • Average Low 2021–2026

    59.9 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    80.8 °F
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