Delancey Weather Forecast

    • 11
    • 25

    Chance Snow Showers

    • 10
    • 29

    Snow Showers Likely

    • 7
    • 17

    Chance Snow Showers

    • 9
    • 20

    Chance Snow Showers

    • 13
    • 25

    Mostly Cloudy

    • 25
    • 37

    Slight Chance Rain/Snow

Today 12 Dec Delaware

Partly sunny. Highs in the upper 20s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 12 Dec Delaware

Partly cloudy. Lows near 10. West Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest after midnight.

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Delancey Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (36 miles)

  • Lowest 5 December, 2025

    -2 °F

  • Average December

    23.4 °F

  • Highest 1 December, 2025

    35.1 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (36 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    55.2 °F
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