Stave Island SPB Weather Forecast

    • 48
    • 64

    Increasing Clouds

    • 58
    • 71

    Windy

    • 60
    • 77

    Chance Thunderstorms

    • 46
    • 70

    Slight Chance Thunderstorms

    • 43
    • 55

    Partly Sunny

    • 45
    • 58

    Partly Sunny

Today 17 May Grand Isle

Sunny. Highs in the upper 60s. West Winds 10 to 15 Mph, becoming northwest with Gusts up to 25 Mph in the afternoon.

Tonight 17 May Grand Isle

Mostly clear until Midnight, then becoming partly cloudy. Lows in the upper 40s. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stave Island SPB Temperature Statistics

May Temperature

Plattsburgh International Airport (6.8 miles)

  • Lowest 9 May, 2026

    30 °F

  • Average May

    49.4 °F

  • Highest 4 May, 2026

    70 °F

Climate (2021–Present)

Plattsburgh International Airport (6.8 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    55.8 °F
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