Mary Island State Park Weather Forecast

    • 29
    • 45

    Chance Rain Showers

    • 20
    • 39

    Snow Showers Likely

    • 19
    • 30

    Chance Snow Showers

    • 33
    • 41

    Partly Sunny

    • 41
    • 57

    Chance Rain Showers

    • 37
    • 55

    Chance Rain Showers

Today 5 Apr Jefferson

Some patchy fog Early, otherwise Showers Early, then mostly cloudy with a chance of Showers late this morning. Partly sunny this afternoon. Breezy with Highs in the upper 40s. Southwest Winds 10 to 20 Mph with Gusts up to 40 Mph. Chance of rain near 100 percent.

Tonight 5 Apr Jefferson

Mostly cloudy with a 50 percent chance of rain and snow Showers. Colder with Lows Ranging from the mid 20s on the tug hill to the lower 30s across the lower Elevations. West Winds 10 to 20 Mph with Gusts up to 35 Mph in the evening.

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Mary Island State Park Temperature Statistics

April Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (23.6 miles)

  • Lowest 2 April, 2026

    32.4 °F

  • Average April

    37 °F

  • Highest 2 April, 2026

    45.5 °F

Climate (2021–Present)

Fort Drum / Wheeler-Sack U. S. Army Airfield (23.6 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    56 °F
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