Westcott Beach State Park Weather Forecast

    • 61
    • 76

    Increasing Clouds

    • 56
    • 75

    Partly Sunny

    • 53
    • 73

    Partly Sunny

    • 55
    • 73

    Mostly Sunny

    • 57
    • 73

    Partly Sunny

    • 59
    • 71

    Chance Rain Showers

Today 3 Sep Jefferson

Mostly sunny. Near steady Temperatures Ranging from the lower 70s on the tug hill to the mid 70s across the lower Elevations. West Winds around 10 Mph, becoming southwest.

Tonight 3 Sep Jefferson

Partly to mostly cloudy with some patchy fog developing overnight. Lows Ranging from the upper 50s across the tug hill to the lower 60s along the lake Ontario shore. Light southwest Winds.

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Westcott Beach State Park Temperature Statistics

September Temperature

Watertown, Watertown International Airport (8.1 miles)

  • Lowest 1 September, 2026

    64 °F

  • Average September

    70 °F

  • Highest 1 September, 2026

    78.1 °F

Climate (2021–2026)

Watertown, Watertown International Airport (8.1 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.6 °F
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