Thousand Island Park Weather Forecast

    • -6
    • 10

    Cold

    • -5
    • 13

    Mostly Sunny

    • 11
    • 20

    Mostly Cloudy

    • 4
    • 25

    Partly Sunny

    • 0
    • 17

    Partly Sunny

    • 5
    • 17

    Mostly Cloudy

Today 31 Jan Jefferson

Partly sunny and cold with Highs 5 to 10 above. Light northwest Winds.

Tonight 31 Jan Jefferson

Partly to mostly cloudy. Cold with Lows 5 below to 10 below zero. Light north Winds.

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Thousand Island Park Temperature Statistics

January Temperature

Watertown, Watertown International Airport (19.9 miles)

  • Lowest 24 January, 2026

    -33.4 °F

  • Average January

    19.6 °F

  • Highest 9 January, 2026

    51.7 °F

Climate (2021–Present)

Watertown, Watertown International Airport (19.9 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.6 °F
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