Mountain Bayou Lake Weather Forecast

    • 44
    • 61

    Mostly Sunny

    • 54
    • 73

    Slight Chance Rain Showers

    • 44
    • 71

    Chance Rain Showers

    • 26
    • 52

    Mostly Sunny

    • 33
    • 49

    Partly Sunny

    • 47
    • 61

    Slight Chance Rain Showers

Today 11 Dec Evangeline

Sunny. Highs in the lower 60s. Northeast Winds around 5 Mph, becoming south in the afternoon.

Tonight 11 Dec Evangeline

Mostly clear. Lows in the mid 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Bayou Lake Temperature Statistics

December Temperature

Opelousas St Landry Parish Airport (23.6 miles)

  • Lowest 3 December, 2025

    30.4 °F

  • Average December

    46.9 °F

  • Highest 7 December, 2025

    71.2 °F

Climate (2020–Present)

Opelousas St Landry Parish Airport (23.6 miles)

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  • Average Low 2020–2025

    58 °F

  • Average 2020–2025

    67.6 °F

  • Average High 2020–2025

    78.7 °F
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