Rondout Reservoir Weather Forecast

    • 57
    • 72

    Rain Showers Likely

    • 40
    • 64

    Rain Showers Likely

    • 37
    • 45

    Chance Rain Showers

    • 53
    • 70

    Chance Rain

    • 54
    • 73

    Chance Rain

    • 33
    • 65

    Rain Likely

    • 29
    • 48

    Chance Rain

Today 31 Mar Western Ulster

Partly sunny with a 20 percent chance of Showers. Near steady temperature in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 31 Mar Western Ulster

Mostly cloudy. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the mid 50s. West Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rondout Reservoir Temperature Statistics

March Temperature

Monticello, Sullivan County International Airport (18.6 miles)

  • Lowest 2 March, 2026

    9 °F

  • Average March

    37.5 °F

  • Highest 10 March, 2026

    73.9 °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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