Big Bay Weather Forecast

    • 55
    • 80

    Increasing Clouds

    • 42
    • 69

    Mostly Sunny

    • 47
    • 70

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

    • 61
    • 81

    Mostly Cloudy

    • 59
    • 81

    Chance Rain Showers

Today 18 Sep Oswego

Sunny. Highs Ranging from the lower 70s on the tug hill to the upper 70s across the lower Elevations. West Winds 10 Mph or less.

Tonight 18 Sep Oswego

Partly cloudy in the Evening, then becoming mostly cloudy with some patchy fog developing. Lows Ranging from the upper 40s on the tug hill to the lower 50s across the lower Elevations. Light north Winds.

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Big Bay Temperature Statistics

September Temperature

Syracuse, Syracuse Hancock International Airport (9.3 miles)

  • Lowest 9 September, 2025

    43 °F

  • Average September

    63.7 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Syracuse, Syracuse Hancock International Airport (9.3 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    60.9 °F
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