Alder Lake Weather Forecast

    • 7
    • 26

    Blowing Snow

    • 6
    • 17

    Snow

    • 16
    • 33

    Snow Likely

    • 18
    • 30

    Snow Likely

    • 17
    • 31

    Partly Sunny

    • 22
    • 41

    Partly Sunny

Today 23 Feb Western Ulster

Mostly cloudy with a 40 percent chance of snow. Patchy blowing snow. Cold. Near steady temperature in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 23 Feb Western Ulster

Mostly cloudy in the Evening, then becoming partly cloudy. Much Colder with Lows around 11. Northwest Winds around 10 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alder Lake Temperature Statistics

February Temperature

Monticello, Sullivan County International Airport (24.9 miles)

  • Lowest 8 February, 2026

    -7.1 °F

  • Average February

    21.9 °F

  • Highest 17 February, 2026

    45 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (24.9 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55 °F
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