Plattekill State Forest Weather Forecast

    • 12
    • 41

    Rain Showers Likely

    • 15
    • 18

    Chance Snow Showers

    • 6
    • 24

    Snow Showers

    • 4
    • 15

    Slight Chance Snow Showers

    • 8
    • 16

    Mostly Cloudy

    • 8
    • 21

    Slight Chance Snow Showers

Today 29 Dec Delaware

Rain and freezing rain in the Morning, then partly sunny with a chance of rain Showers in the afternoon. Ice accumulation around a trace. Highs in the upper 40s. South Winds 5 to 10 Mph with Gusts up to 30 Mph, increasing to southwest 15 to 20 Mph with Gusts up to 40 Mph in the afternoon. Chance of precipitation near 100 percent.

Tonight 29 Dec Delaware

Mostly cloudy with a chance of rain Showers and freezing rain. Lows around 30. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plattekill State Forest Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (40.4 miles)

  • Lowest 5 December, 2025

    -2 °F

  • Average December

    24.5 °F

  • Highest 19 December, 2025

    53.1 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (40.4 miles)

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  • Average Low 2020–2025

    36.6 °F

  • Average 2020–2025

    45.8 °F

  • Average High 2020–2025

    55.2 °F
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