Rondout Reservoir Weather Forecast

    • 40
    • 67

    Mostly Sunny

    • 34
    • 58

    Mostly Sunny

    • 41
    • 60

    Partly Sunny

    • 47
    • 66

    Mostly Sunny

    • 45
    • 69

    Partly Sunny

    • 44
    • 65

    Mostly Cloudy

Today 26 Oct Western Ulster

Sunny. Highs in the mid 60s. Northwest Winds around 5 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 26 Oct Western Ulster

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 30s. North Winds around 5 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rondout Reservoir Temperature Statistics

October Temperature

Monticello, Sullivan County International Airport (18.6 miles)

  • Lowest 18 October, 2026

    26.1 °F

  • Average October

    52.8 °F

  • Highest 2 October, 2026

    79 °F

Climate (2021–2026)

Monticello, Sullivan County International Airport (18.6 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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