Duplessis Weather Forecast

    • 43
    • 61

    Sunny

    • 61
    • 74

    Partly Sunny

    • 61
    • 76

    Chance Rain Showers

    • 56
    • 72

    Partly Sunny

    • 56
    • 76

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 56
    • 76

    Partly Sunny

Today 19 Dec Western Ascension

Sunny. Much cooler with Highs in the lower 60s. North Winds around 5 Mph.

Tonight 19 Dec Western Ascension

Clear. Lows in the lower 40s. Light and variable Winds.

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Duplessis Temperature Statistics

December Temperature

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (21.7 miles)

  • Lowest 15 December, 2025

    26.1 °F

  • Average December

    49.9 °F

  • Highest 13 December, 2025

    78.1 °F

Climate (2020–Present)

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (21.7 miles)

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  • Average Low 2020–2025

    60.3 °F

  • Average 2020–2025

    70.3 °F

  • Average High 2020–2025

    81 °F
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