Stave Island SPB Weather Forecast

    • 51
    • 66

    Increasing Clouds

    • 60
    • 70

    Chance Rain Showers

    • 59
    • 65

    Rain Showers Likely

    • 58
    • 71

    Mostly Sunny

    • 63
    • 75

    Mostly Sunny

    • 65
    • 79

    Chance Rain Showers

Today 18 Aug Grand Isle

Mostly sunny. Highs in the upper 60s. North Winds 10 to 15 Mph.

Tonight 18 Aug Grand Isle

Clear. Patchy dense fog. Lows in the lower 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stave Island SPB Temperature Statistics

August Temperature

Plattsburgh International Airport (6.8 miles)

  • Lowest 2 August, 2025

    46 °F

  • Average August

    71.2 °F

  • Highest 12 August, 2025

    91.9 °F

Climate (2020–Present)

Plattsburgh International Airport (6.8 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    56.1 °F
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