Grindstone Weather Forecast

    • 29
    • 50

    Chance Freezing Rain

    • 27
    • 45

    Freezing Rain

    • 22
    • 34

    Partly Sunny

    • 25
    • 35

    Rain/Snow Likely

    • 22
    • 32

    Snow Showers Likely

    • 30
    • 44

    Rain/Snow

    • 10
    • 39

    Chance Rain/Snow

Today 10 Mar Jefferson

Mostly cloudy. A chance of Showers late. Warm. Early Highs in the upper 50s along the lake Ontario shore to the mid 60s Inland, then Temperatures falling to around 50 along the lake Ontario shore and to the mid 50s inland. Light Winds. Chance of rain 40 percent.

Tonight 10 Mar Jefferson

Mostly cloudy. A chance of rain Showers through the early Overnight, then a chance of rain Showers and freezing rain late. Lows Ranging from the mid 30s across the lower Elevations to the upper 30s on the tug hill. Northeast Winds 10 to 15 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grindstone Temperature Statistics

March Temperature

Watertown, Watertown International Airport (20.5 miles)

  • Lowest 2 March, 2026

    -2.9 °F

  • Average March

    31.4 °F

  • Highest 7 March, 2026

    62.1 °F

Climate (2021–Present)

Watertown, Watertown International Airport (20.5 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.6 °F
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