Merriman Dam Weather Forecast

    • 23
    • 44

    Increasing Clouds

    • 29
    • 44

    Partly Sunny

    • 36
    • 48

    Chance Rain

    • 26
    • 47

    Slight Chance Snow Showers

    • 31
    • 46

    Mostly Cloudy

    • 33
    • 50

    Chance Rain

    • 36
    • 48

    Mostly Cloudy

Today 19 Nov Western Ulster

Sunny. Highs in the mid 40s. Light and variable Winds.

Tonight 19 Nov Western Ulster

Partly cloudy in the Evening, then becoming mostly cloudy. Cold with Lows in the lower 20s. Light and variable Winds.

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Merriman Dam Temperature Statistics

November Temperature

Monticello, Sullivan County International Airport (20.5 miles)

  • Lowest 7 November, 2025

    24.1 °F

  • Average November

    39.1 °F

  • Highest 5 November, 2025

    57.9 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (20.5 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    55.4 °F
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