Denning Weather Forecast

    • 22
    • 31

    Snow Likely

    • 27
    • 37

    Snow/Sleet

    • 19
    • 33

    Slight Chance Snow Showers

    • 29
    • 38

    Chance Rain Showers

    • 24
    • 45

    Rain Showers Likely

    • 23
    • 36

    Rain/Snow Likely

Today 22 Dec Western Ulster

Sunny. Highs in the mid 30s. Northwest Winds around 5 Mph. Gusts up to 20 Mph in the morning.

Tonight 22 Dec Western Ulster

Partly cloudy and cold. Near steady temperature around 20. Northwest Winds 10 to 15 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Denning Temperature Statistics

December Temperature

Monticello, Sullivan County International Airport (23.6 miles)

  • Lowest 5 December, 2025

    -2 °F

  • Average December

    24.1 °F

  • Highest 19 December, 2025

    53.1 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (23.6 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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