Grahamsville Weather Forecast

    • 44
    • 67

    Becoming Sunny

    • 43
    • 65

    Mostly Sunny

    • 48
    • 67

    Partly Sunny

    • 54
    • 65

    Rain

    • 53
    • 69

    Mostly Cloudy

    • 43
    • 66

    Chance Rain Showers

Today 8 Oct Sullivan

Mostly sunny. Highs in the upper 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 8 Oct Sullivan

Clear. Lows in the lower 40s. West Winds 5 to 10 Mph.

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Grahamsville Temperature Statistics

October Temperature

Monticello, Sullivan County International Airport (16.2 miles)

  • Lowest 6 October, 2026

    37 °F

  • Average October

    55.8 °F

  • Highest 2 October, 2026

    79 °F

Climate (2021–2026)

Monticello, Sullivan County International Airport (16.2 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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