Black River Weather Forecast

    • 51
    • 76

    Increasing Clouds

    • 40
    • 66

    Mostly Sunny

    • 46
    • 66

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 62
    • 78

    Chance Rain Showers

    • 60
    • 80

    Chance Rain Showers

Today 18 Sep Jefferson

Sunny. Highs Ranging from the lower 70s on the tug hill to the mid 70s across the lower Elevations. Light Winds, becoming southwest 5 to 10 Mph.

Tonight 18 Sep Jefferson

Mainly clear with some patchy fog. Lows in the upper 40s. Light south Winds.

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Black River Temperature Statistics

September Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (3.7 miles)

  • Lowest 8 September, 2025

    45 °F

  • Average September

    61.6 °F

  • Highest 4 September, 2025

    81.9 °F

Climate (2020–Present)

Fort Drum / Wheeler-Sack U. S. Army Airfield (3.7 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    56.2 °F
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