Port Gibson Weather Forecast

    • 73
    • 95

    Decreasing Clouds

    • 73
    • 95

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 73
    • 94

    Chance Rain Showers

    • 73
    • 92

    Chance Thunderstorms

    • 73
    • 95

    Chance Thunderstorms

Today 31 Aug Claiborne

Sunny. Near steady temperature in the lower 90s. East Winds around 5 Mph.

Tonight 31 Aug Claiborne

Partly cloudy in the Evening, then clearing. Humid with Lows in the mid 70s. Southeast Winds around 5 Mph in the Evening, becoming light and variable. Heat index Values up to 106 early in the evening.

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Port Gibson Temperature Statistics

August Temperature

Vicksburg Municipal (18.6 miles)

  • Lowest 4 August, 2026

    68 °F

  • Average August

    83.7 °F

  • Highest 21 August, 2026

    102.2 °F

Climate (2021–2026)

Vicksburg Municipal (18.6 miles)

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  • Average Low 2021–2026

    56.7 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    77.8 °F
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