South Hero Weather Forecast

    • 36
    • 48

    Rain

    • 29
    • 42

    Chance Rain/Snow

    • 41
    • 49

    Rain

    • 33
    • 50

    Chance Rain

    • 32
    • 46

    Rain/Snow Likely

    • 26
    • 40

    Chance Snow

Today 5 Nov Grand Isle

Rain. Highs in the mid 40s. South Winds around 10 Mph, becoming southeast this afternoon. Chance of rain near 100 percent.

Tonight 5 Nov Grand Isle

Rain, windy with Lows in the mid 30s. North Winds 15 to 20 Mph, becoming northwest 20 to 30 Mph after midnight. Gusts up to 45 Mph. Chance of rain near 100 percent.

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South Hero Temperature Statistics

November Temperature

Plattsburgh International Airport (6.8 miles)

  • Lowest 2 November, 2025

    28 °F

  • Average November

    40.5 °F

  • Highest 2 November, 2025

    48.9 °F

Climate (2020–Present)

Plattsburgh International Airport (6.8 miles)

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  • Average Low 2020–2025

    38.7 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    56.3 °F
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