Laplace Weather Forecast

    • 70
    • 90

    Becoming Sunny

    • 71
    • 87

    Sunny

    • 73
    • 89

    Slight Chance Thunderstorms

    • 73
    • 90

    Slight Chance Thunderstorms

    • 73
    • 92

    Sunny

    • 72
    • 92

    Sunny

Today 7 Sep St. John The Baptist

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs around 90. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 7 Sep St. John The Baptist

Mostly clear. Lows in the lower 70s. North Winds 5 to 10 Mph.

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Laplace Temperature Statistics

September Temperature

New Orleans, New Orleans International Airport (14.3 miles)

  • Lowest 3 September, 2025

    72 °F

  • Average September

    82.5 °F

  • Highest 3 September, 2025

    91.9 °F

Climate (2020–Present)

New Orleans, New Orleans International Airport (14.3 miles)

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  • Average Low 2020–2025

    64.6 °F

  • Average 2020–2025

    72 °F

  • Average High 2020–2025

    80 °F
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