Rondout Reservoir Weather Forecast

    • 41
    • 49

    Rain

    • 31
    • 58

    Chance Rain Showers

    • 27
    • 37

    Mostly Cloudy

    • 24
    • 34

    Chance Snow Showers

    • 24
    • 34

    Mostly Cloudy

    • 30
    • 42

    Chance Rain/Snow

    • 24
    • 40

    Chance Snow Showers

Today 25 Nov Western Ulster

Rain likely. Highs in the upper 40s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

Tonight 25 Nov Western Ulster

Rain, mainly this evening. Patchy fog after midnight. Lows in the upper 30s. Temperature rising into the mid 40s after midnight. Southwest Winds around 5 Mph. Chance of rain near 100 percent.

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Rondout Reservoir Temperature Statistics

November Temperature

Monticello, Sullivan County International Airport (18.6 miles)

  • Lowest 23 November, 2025

    21.9 °F

  • Average November

    37.8 °F

  • Highest 5 November, 2025

    57.9 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (18.6 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    55.4 °F
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