Merriman Dam Weather Forecast

    • 41
    • 64

    Increasing Clouds

    • 37
    • 61

    Chance Rain/Snow

    • 37
    • 47

    Rain/Snow Likely

    • 38
    • 57

    Partly Sunny

    • 40
    • 61

    Chance Rain Showers

    • 42
    • 58

    Rain Showers Likely

Today 23 Apr Western Ulster

Sunny. Not as cool with Highs in the lower 60s. Northwest Winds around 5 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 23 Apr Western Ulster

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 30s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merriman Dam Temperature Statistics

April Temperature

Monticello, Sullivan County International Airport (20.5 miles)

  • Lowest 8 April, 2026

    18 °F

  • Average April

    49 °F

  • Highest 16 April, 2026

    82.9 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (20.5 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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