St Martinville Weather Forecast

    • 57
    • 77

    Decreasing Clouds

    • 57
    • 77

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 59
    • 77

    Partly Sunny

    • 60
    • 78

    Mostly Sunny

    • 58
    • 78

    Mostly Sunny

Today 22 Dec Upper St. Martin

Widespread dense fog this morning. Mostly cloudy this Morning, then mostly sunny with a slight chance of Showers this afternoon. Highs in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 22 Dec Upper St. Martin

Mostly clear. Lows in the upper 50s. Southeast Winds around 5 Mph.

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St Martinville Temperature Statistics

December Temperature

Acadiana Regional Airport (6.8 miles)

  • Lowest 15 December, 2025

    27 °F

  • Average December

    53.4 °F

  • Highest 18 December, 2025

    78.1 °F

Climate (2020–Present)

Acadiana Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    60.8 °F

  • Average 2020–2025

    70.2 °F

  • Average High 2020–2025

    80.2 °F
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