Delancey Weather Forecast

    • 16
    • 22

    Increasing Clouds

    • 19
    • 33

    Mostly Cloudy

    • 10
    • 30

    Snow Showers Likely

    • -2
    • 17

    Partly Sunny

    • 18
    • 26

    Chance Snow Showers

    • 26
    • 35

    Rain/Snow

Today 5 Dec Delaware

Mostly sunny. Highs in the mid 20s. South Winds 5 to 10 Mph.

Tonight 5 Dec Delaware

Partly cloudy in the Evening, then becoming mostly cloudy. Lows near 15. South Winds around 5 Mph.

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Delancey Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (36 miles)

  • Lowest 3 December, 2025

    18 °F

  • Average December

    27.4 °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

    36.8 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    55.3 °F
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