Port Vivian Weather Forecast

    • 53
    • 68

    Rain Showers

    • 54
    • 72

    Chance Rain Showers

    • 60
    • 76

    Partly Sunny

    • 60
    • 79

    Chance Thunderstorms

    • 53
    • 76

    Slight Chance Thunderstorms

    • 55
    • 75

    Partly Sunny

Today 24 Aug Jefferson

Showers this Morning, then Showers with a chance of Thunderstorms this afternoon. Breezy with Highs Ranging from the lower 60s on the tug hill to the upper 60s across the lower Elevations. South Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph. Chance of rain near 100 percent.

Tonight 24 Aug Jefferson

Showers with a chance of Thunderstorms in the Evening, then Showers overnight. Lows Ranging from the upper 40s on the tug hill to the lower 50s across the lower Elevations. Southwest Winds 10 to 15 Mph, becoming light. Chance of rain near 100 percent.

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Port Vivian Temperature Statistics

August Temperature

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

  • Lowest 21 August, 2026

    53.1 °F

  • Average August

    70.5 °F

  • Highest 5 August, 2026

    86.7 °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

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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