Windsor Lake Weather Forecast

    • 20
    • 37

    Decreasing Clouds

    • 16
    • 35

    Slight Chance Snow

    • 5
    • 24

    Partly Sunny

    • 19
    • 27

    Mostly Cloudy

    • 27
    • 37

    Rain/Snow Likely

    • 20
    • 35

    Chance Rain/Snow

Today 6 Dec Western Ulster

Mostly cloudy in the Morning, then becoming partly sunny. Not as cool with Highs in the upper 30s. West Winds around 5 Mph.

Tonight 6 Dec Western Ulster

Partly cloudy. Cold with Lows in the lower 20s. Northwest Winds around 5 Mph.

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Windsor Lake Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (16.2 miles)

  • Lowest 3 December, 2025

    18 °F

  • Average December

    27.4 °F

  • Highest 1 December, 2025

    35.1 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (16.2 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    55.3 °F
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