Westcott Beach State Park Weather Forecast

    • 54
    • 72

    Mostly Sunny

    • 58
    • 74

    Partly Sunny

    • 63
    • 75

    Mostly Cloudy

    • 63
    • 77

    Rain Showers

    • 54
    • 70

    Slight Chance Rain Showers

    • 53
    • 68

    Mostly Sunny

Today 6 Sep Jefferson

Partly to mostly sunny. Near steady Temperatures Ranging from the upper 60s on the tug hill to the lower 70s across the lower Elevations. Northeast Winds 10 to 15 Mph, becoming north 5 to 10 Mph.

Tonight 6 Sep Jefferson

Mainly clear. Lows Ranging from around 50 across the tug hill to the mid 50s along the lake Ontario shore. Light Winds.

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Westcott Beach State Park Temperature Statistics

September Temperature

Watertown, Watertown International Airport (8.1 miles)

  • Lowest 4 September, 2026

    57 °F

  • Average September

    70.7 °F

  • Highest 2 September, 2026

    83.6 °F

Climate (2021–2026)

Watertown, Watertown International Airport (8.1 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.6 °F
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