Sandy Island Beach State Park Weather Forecast

    • 58
    • 66

    Chance Rain Showers

    • 59
    • 71

    Sunny

    • 63
    • 72

    Mostly Sunny

    • 66
    • 76

    Partly Sunny

    • 64
    • 76

    Chance Rain Showers

    • 63
    • 73

    Chance Rain Showers

Today 22 Jul Oswego

Mostly cloudy through early Afternoon, then becoming partly sunny. A 50 percent chance of Showers. Cool with Highs Ranging from the lower 60s on the tug hill to the upper 60s across the lower Elevations. West Winds 10 to 20 Mph with Gusts up to 35 Mph.

Tonight 22 Jul Oswego

Mostly cloudy in the Evening, then clearing. Lows Ranging from the lower 50s across the tug hill to the upper 50s along the lake Ontario shore. West Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light.

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Sandy Island Beach State Park Temperature Statistics

July Temperature

Fulton, Oswego County Airport (21.1 miles)

  • Lowest 12 July, 2026

    54 °F

  • Average July

    73.1 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Fulton, Oswego County Airport (21.1 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58 °F
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