Rondout Reservoir Weather Forecast

    • 31
    • 53

    Becoming Sunny

    • 42
    • 55

    Mostly Cloudy

    • 56
    • 68

    Chance Rain Showers

    • 57
    • 76

    Mostly Cloudy

    • 58
    • 79

    Chance Rain Showers

    • 51
    • 75

    Slight Chance Rain Showers

Today 11 Apr Western Ulster

Sunny. Much cooler with Highs in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 11 Apr Western Ulster

Mostly clear. Cold with Lows in the lower 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Rondout Reservoir Temperature Statistics

April Temperature

Monticello, Sullivan County International Airport (18.6 miles)

  • Lowest 8 April, 2026

    18 °F

  • Average April

    42.9 °F

  • Highest 3 April, 2026

    68 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (18.6 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55 °F
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