Rondout Reservoir Weather Forecast

    • 40
    • 64

    Increasing Clouds

    • 37
    • 62

    Partly Sunny

    • 38
    • 47

    Rain/Snow Likely

    • 37
    • 58

    Partly Sunny

    • 40
    • 62

    Mostly Cloudy

    • 44
    • 58

    Rain Showers Likely

Today 23 Apr Western Ulster

Patchy fog in the morning. Sunny. Not as cool with Highs in the lower 60s. Northwest Winds around 5 Mph, increasing to around 10 Mph in the afternoon. Gusts up to 25 Mph.

Tonight 23 Apr Western Ulster

Partly cloudy. Patchy fog. Near steady temperature around 40. Light and variable Winds.

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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

    36.4 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55.1 °F
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