Grindstone Weather Forecast

    • 49
    • 62

    Partly Sunny

    • 43
    • 59

    Mostly Sunny

    • 56
    • 62

    Partly Sunny

    • 56
    • 65

    Rain Showers Likely

    • 51
    • 65

    Chance Rain Showers

    • 42
    • 57

    Chance Rain Showers

Today 8 Oct Jefferson

Partly sunny with a 50 percent chance of Showers. Highs Ranging from the upper 50s on the tug hill to the lower 60s across the lower Elevations. Southwest Winds 5 to 10 Mph, becoming west 10 to 15 Mph.

Tonight 8 Oct Jefferson

Partly cloudy. A chance of Showers in the evening. Lows Ranging from the lower 40s across the tug hill to the upper 40s along the lake Ontario shore. West Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph. Chance of rain 40 percent.

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Grindstone Temperature Statistics

October Temperature

Watertown, Watertown International Airport (20.5 miles)

  • Lowest 6 October, 2026

    34 °F

  • Average October

    55.3 °F

  • Highest 1 October, 2026

    71.7 °F

Climate (2021–2026)

Watertown, Watertown International Airport (20.5 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.5 °F
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