Rondout Reservoir Weather Forecast

    • 36
    • 60

    Becoming Sunny

    • 39
    • 66

    Mostly Sunny

    • 43
    • 65

    Chance Rain Showers

    • 43
    • 58

    Rain Showers Likely

    • 36
    • 55

    Chance Rain Showers

    • 36
    • 52

    Chance Rain Showers

Today 26 Apr Western Ulster

Partly sunny in the Morning, then clearing. Not as cool with Highs in the upper 50s. Northeast Winds around 5 Mph.

Tonight 26 Apr Western Ulster

Mostly cloudy with a chance of rain or snow Showers. Near steady temperature in the mid 30s. Northeast Winds around 5 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • 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

    49 °F

  • Highest 16 April, 2026

    82.9 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (18.6 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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