Port Gibson Weather Forecast

    • 18
    • 40

    Rain/Snow Likely

    • 11
    • 21

    Chance Snow Showers

    • 3
    • 15

    Chance Snow Showers

    • -1
    • 11

    Chance Snow Showers

    • 5
    • 13

    Mostly Cloudy

    • 17
    • 25

    Mostly Cloudy

Today 18 Jan Ontario

Snow and rain likely. Snow accumulation Ranging from little or nothing in the Valleys to around an inch across the higher Terrain. Highs around 40. South Winds 10 to 15 Mph with Gusts up to 30 Mph in the Morning, becoming southwest 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 18 Jan Ontario

Mostly cloudy. Lows around 30. South Winds 10 to 20 Mph with Gusts up to 30 Mph.

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Port Gibson Temperature Statistics

January Temperature

Rochester, Greater Rochester International Airport (26.7 miles)

  • Lowest 10 January, 2025

    9.8 °F

  • Average January

    25.9 °F

  • Highest 1 January, 2025

    44.7 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (26.7 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.3 °F
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