Grindstone Weather Forecast

    • 39
    • 52

    Decreasing Clouds

    • 37
    • 52

    Partly Sunny

    • 37
    • 51

    Mostly Sunny

    • 40
    • 53

    Mostly Cloudy

    • 40
    • 53

    Partly Sunny

    • 46
    • 58

    Chance Rain Showers

Today 22 Apr Jefferson

Mostly cloudy Early, then becoming mostly sunny. Highs in the mid 50s. South Winds 5 to 10 Mph, becoming light.

Tonight 22 Apr Jefferson

Partly cloudy. Lows in the upper 30s. Light west Winds.

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  • 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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