Plattekill State Forest Weather Forecast

    • 47
    • 64

    Partly Sunny

    • 32
    • 53

    Partly Sunny

    • 31
    • 51

    Mostly Cloudy

    • 38
    • 57

    Chance Rain Showers

    • 41
    • 60

    Chance Rain Showers

Today 29 Oct Delaware

Partly sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 29 Oct Delaware

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the upper 40s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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Plattekill State Forest Temperature Statistics

October Temperature

Monticello, Sullivan County International Airport (40.4 miles)

  • Lowest 18 October, 2026

    26.1 °F

  • Average October

    52 °F

  • Highest 2 October, 2026

    79 °F

Climate (2021–2026)

Monticello, Sullivan County International Airport (40.4 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    55.1 °F
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