Watertown Weather Forecast

    • 31
    • 50

    Partly Sunny

    • 57
    • 66

    Rain Showers

    • 46
    • 68

    Rain Showers Likely

    • 41
    • 56

    Chance Rain Showers

    • 39
    • 59

    Partly Sunny

    • 45
    • 62

    Slight Chance Rain Showers

Today 30 Apr Jefferson

Sunny, cool with Highs Ranging from the mid 40s on the tug hill to around 50 across the lower Elevations. Northwest Winds 5 to 10 Mph, becoming west.

Tonight 30 Apr Jefferson

Partly cloudy. Lows Ranging from around 30 across the tug hill to the mid 30s along the lake Ontario shore. Light Winds.

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Watertown Temperature Statistics

April Temperature

Watertown, Watertown International Airport (5.6 miles)

  • Lowest 9 April, 2025

    14.8 °F

  • Average April

    44 °F

  • Highest 18 April, 2025

    71.7 °F

Climate (2020–Present)

Watertown, Watertown International Airport (5.6 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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