Grindstone Weather Forecast

    • 39
    • 51

    Decreasing Clouds

    • 39
    • 58

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 49
    • 61

    Chance Rain Showers

    • 43
    • 54

    Chance Rain Showers

    • 38
    • 49

    Chance Rain Showers

Today 25 Apr Jefferson

Mostly cloudy. A chance of Showers late. Highs Ranging from the lower 50s on the tug hill to the mid 50s across the lower Elevations. East Winds 10 to 15 Mph, becoming northeast 10 Mph or less. Chance of rain 40 percent.

Tonight 25 Apr Jefferson

Mostly cloudy. A chance of rain Showers in the evening. Lows in the upper 30s. Light east Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grindstone Temperature Statistics

April Temperature

Watertown, Watertown International Airport (20.5 miles)

  • Lowest 8 April, 2026

    12.7 °F

  • Average April

    47.1 °F

  • Highest 18 April, 2026

    80.7 °F

Climate (2021–Present)

Watertown, Watertown International Airport (20.5 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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