Lake Louise Marie Weather Forecast

    • 16
    • 26

    Decreasing Clouds

    • 17
    • 39

    Partly Sunny

    • 38
    • 40

    Rain Showers

    • 20
    • 47

    Rain Showers Likely

    • 25
    • 32

    Mostly Cloudy

    • 19
    • 37

    Mostly Cloudy

    • 17
    • 30

    Partly Sunny

Today 16 Dec Sullivan

Partly sunny. Highs in the upper 20s. Southwest Winds around 5 Mph.

Tonight 16 Dec Sullivan

Partly cloudy. Lows near 15. Southwest Winds around 5 Mph.

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Lake Louise Marie Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (12.4 miles)

  • Lowest 5 December, 2025

    -2 °F

  • Average December

    22.6 °F

  • Highest 1 December, 2025

    35.1 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (12.4 miles)

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  • Average Low 2020–2025

    36.6 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    55.2 °F
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