Knight Island State Park Weather Forecast

    • 9
    • 35

    Chance Snow

    • -4
    • 11

    Slight Chance Snow Showers

    • 24
    • 30

    Snow Likely

    • 23
    • 41

    Chance Rain

    • 11
    • 25

    Mostly Cloudy

    • 22
    • 28

    Snow Showers Likely

    • 25
    • 41

    Rain Showers Likely

Today 31 Jan Grand Isle

Cloudy. A slight chance of snow this afternoon. Highs in the mid 30s. South Winds 10 to 15 Mph, becoming north this afternoon. Chance of snow 20 percent.

Tonight 31 Jan Grand Isle

Mostly cloudy with a 50 percent chance of snow. Little or no snow accumulation. Lows around 8 above. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Knight Island State Park Temperature Statistics

January Temperature

Franklin County State Airport (11.8 miles)

  • Lowest 20 January, 2025

    -4.7 °F

  • Average January

    20.2 °F

  • Highest 1 January, 2025

    43.7 °F

Climate (2020–Present)

Franklin County State Airport (11.8 miles)

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  • Average Low 2020–2025

    37.2 °F

  • Average 2020–2025

    46.4 °F

  • Average High 2020–2025

    55.3 °F
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