Watertown International Airport Weather Forecast

    • 54
    • 75

    Chance Rain Showers

    • 60
    • 82

    Mostly Sunny

    • 66
    • 87

    Rain Showers Likely

    • 64
    • 84

    Chance Thunderstorms

    • 67
    • 85

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

Today 7 Jun Jefferson

Mostly cloudy. A chance of Showers through early afternoon. Highs Ranging from the upper 60s on the tug hill to the mid 70s across the lower Elevations. Northwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 7 Jun Jefferson

Partly cloudy. Lows Ranging from the lower 50s across the tug hill to the mid 50s along the lake Ontario shore. Light Winds.

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Watertown International Airport Temperature Statistics

June Temperature

Watertown, Watertown International Airport (0 miles)

  • Lowest 2 June, 2026

    36.6 °F

  • Average June

    60.2 °F

  • Highest 5 June, 2026

    80.1 °F

Climate (2021–Present)

Watertown, Watertown International Airport (0 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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