Long Point State Park Weather Forecast

    • 66
    • 74

    Slight Chance Rain Showers

    • 67
    • 75

    Rain Showers

    • 57
    • 72

    Partly Sunny

    • 59
    • 69

    Mostly Sunny

    • 65
    • 74

    Chance Rain Showers

    • 60
    • 74

    Chance Rain Showers

Today 8 Sep Jefferson

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the mid 70s. Light Winds.

Tonight 8 Sep Jefferson

Mostly cloudy. Lows Ranging from the mid 50s across the tug hill to the lower 60s along the lake Ontario shore. Light southwest Winds.

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Long Point State Park Temperature Statistics

September Temperature

Watertown, Watertown International Airport (9.9 miles)

  • Lowest 5 September, 2026

    55 °F

  • Average September

    69.2 °F

  • Highest 2 September, 2026

    83.6 °F

Climate (2021–2026)

Watertown, Watertown International Airport (9.9 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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