Port Vivian Weather Forecast

    • 30
    • 54

    Partly Sunny

    • 35
    • 53

    Chance Rain Showers

    • 41
    • 50

    Chance Rain Showers

    • 35
    • 50

    Rain Showers Likely

Today 28 Oct Jefferson

Sunny. Highs Ranging from around 50 on the tug hill to the mid 50s across the lower Elevations. Northeast Winds 5 to 10 Mph.

Tonight 28 Oct Jefferson

Mainly clear with some patchy fog developing overnight. Lows Ranging from the upper 20s across the tug hill to the lower 30s along the lake Ontario shore. Northeast Winds 5 to 10 Mph, becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Vivian Temperature Statistics

October Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (21.1 miles)

  • Lowest 17 October, 2025

    29.1 °F

  • Average October

    52.6 °F

  • Highest 5 October, 2025

    83.1 °F

Climate (2020–Present)

Fort Drum / Wheeler-Sack U. S. Army Airfield (21.1 miles)

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  • Average Low 2020–2025

    39.7 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    56.3 °F
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