Isle La Motte Weather Forecast

    • 71
    • 87

    Partly Sunny

    • 71
    • 95

    Thunderstorms Likely

    • 66
    • 87

    Mostly Sunny

    • 59
    • 83

    Chance Rain Showers

    • 60
    • 78

    Partly Sunny

    • 61
    • 81

    Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

Today 13 Jul Grand Isle

Partly sunny. A slight chance of Showers this afternoon. Highs in the mid 80s. South Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 13 Jul Grand Isle

Partly cloudy. A slight chance of Showers until midnight. Lows around 70. South Winds 10 to 15 Mph. Chance of rain 20 percent.

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Isle La Motte Temperature Statistics

July Temperature

Franklin County State Airport (12.4 miles)

  • Lowest 1 July, 2026

    84 °F

  • Average July

    84 °F

  • Highest 1 July, 2026

    84 °F

Climate (2021–2026)

Franklin County State Airport (12.4 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    54.6 °F
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