Grenell Weather Forecast

    • 28
    • 38

    Wintry Mix

    • 27
    • 30

    Freezing Rain

    • 39
    • 41

    Freezing Rain

    • 25
    • 59

    Rain Showers Likely

    • 23
    • 35

    Partly Sunny

    • 36
    • 45

    Rain Showers Likely

    • 38
    • 58

    Chance Rain Showers

Today 28 Mar Jefferson

Cloudy. Highs around 40. Light Winds.

Tonight 28 Mar Jefferson

Rain, snow and sleet late this evening. Rain and freezing rain after midnight. Snow and sleet accumulation an inch or less. Ice accumulation of up to one quarter of an inch. Lows Ranging from around 30 across the lower Elevations to the mid 30s on the tug hill. Northeast Winds 5 to 10 Mph, increasing to 10 to 15 Mph. Chance of precipitation near 100 percent.

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Grenell Temperature Statistics

March Temperature

Watertown, Watertown International Airport (19.9 miles)

  • Lowest 3 March, 2025

    -1.2 °F

  • Average March

    37.3 °F

  • Highest 19 March, 2025

    76.6 °F

Climate (2020–Present)

Watertown, Watertown International Airport (19.9 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.6 °F
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