Port Vivian Weather Forecast

    • 49
    • 64

    Rain Showers

    • 48
    • 62

    Rain Showers

    • 44
    • 60

    Mostly Cloudy

    • 42
    • 57

    Mostly Cloudy

    • 34
    • 58

    Rain Showers Likely

    • 31
    • 46

    Slight Chance Rain/Snow

Today 12 Oct Jefferson

Some patchy fog Early, otherwise cloudy. Highs Ranging from the upper 50s on the tug hill to the lower 60s across the lower Elevations. Light west Winds.

Tonight 12 Oct Jefferson

Cloudy. A chance of Showers in the Evening, then Showers overnight. Mild with Lows in the lower 50s. Light Winds. Chance of rain 90 percent.

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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 6 October, 2026

    33.6 °F

  • Average October

    55 °F

  • Highest 1 October, 2026

    70.9 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    55.9 °F
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