Valcour Island Primitive Area Weather Forecast

    • 44
    • 65

    Becoming Sunny

    • 41
    • 60

    Mostly Sunny

    • 56
    • 69

    Partly Sunny

    • 62
    • 74

    Chance Rain Showers

    • 60
    • 74

    Chance Rain Showers

    • 57
    • 70

    Slight Chance Rain Showers

Today 19 Sep Eastern Clinton

Partly sunny in the Morning, then clearing. Highs in the upper 60s. Northwest Winds around 10 Mph.

Tonight 19 Sep Eastern Clinton

Clear. Lows in the mid 30s, except around 40 along lake Champlain. Northwest Winds around 10 Mph.

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  • Temperature Real-Time

Valcour Island Primitive Area Temperature Statistics

September Temperature

Plattsburgh International Airport (3.1 miles)

  • Lowest 9 September, 2025

    43 °F

  • Average September

    61.6 °F

  • Highest 4 September, 2025

    82.9 °F

Climate (2020–Present)

Plattsburgh International Airport (3.1 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    56.2 °F
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