Washington Lake Weather Forecast

    • 62
    • 74

    Decreasing Clouds

    • 47
    • 80

    Rain Showers Likely

    • 41
    • 67

    Mostly Sunny

    • 46
    • 65

    Partly Sunny

    • 36
    • 64

    Mostly Sunny

    • 34
    • 56

    Mostly Sunny

Today 1 Oct Sullivan

Mostly cloudy in the Morning, then becoming partly sunny. Patchy fog in the morning. Highs in the mid 70s. Southwest Winds around 5 Mph.

Tonight 1 Oct Sullivan

Partly cloudy. Lows around 60. Southwest Winds around 5 Mph.

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Washington Lake Temperature Statistics

October Temperature

Monticello, Sullivan County International Airport (13 miles)

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  • Average October

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Climate (2021–2026)

Monticello, Sullivan County International Airport (13 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.9 °F

  • Average High 2021–2026

    55.1 °F
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