Grindstone Weather Forecast

    • 30
    • 35

    Snow/Sleet

    • 16
    • 32

    Snow Showers Likely

    • 29
    • 32

    Chance Snow Showers

    • 30
    • 36

    Rain/Snow Likely

    • 11
    • 35

    Snow Showers Likely

    • 7
    • 18

    Chance Snow Showers

Today 10 Jan Jefferson

Mostly cloudy. Highs in the upper 30s. Light Winds, becoming east 5 to 10 Mph.

Tonight 10 Jan Jefferson

Mostly cloudy. Lows in the upper 20s. West Winds 10 to 15 Mph, becoming light.

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Grindstone Temperature Statistics

January Temperature

Watertown, Watertown International Airport (20.5 miles)

  • Lowest 4 January, 2026

    0 °F

  • Average January

    19.4 °F

  • Highest 6 January, 2026

    34 °F

Climate (2021–Present)

Watertown, Watertown International Airport (20.5 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.6 °F
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