Potsdam Weather Forecast

    • 4
    • 25

    Snow Showers

    • 6
    • 14

    Partly Sunny

    • 21
    • 28

    Snow

    • 7
    • 28

    Snow Showers Likely

    • -14
    • 11

    Slight Chance Snow Showers

    • -17
    • -2

    Cold

Today 19 Jan Southwestern St. Lawrence

Snow Showers. Areas of blowing snow. Snow accumulation around an inch. Highs in the mid 20s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 90 percent.

Tonight 19 Jan Southwestern St. Lawrence

Snow Showers with possible snow Squalls until Midnight, then partly cloudy with a slight chance of snow Showers after midnight. Areas of blowing snow. Snow may be heavy at Times until midnight. Total snow accumulation of 2 to 4 Inches. Lows around 4 above. Southwest Winds 10 to 15 Mph with Gusts up to 35 Mph. Chance of snow near 100 percent.

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Potsdam Temperature Statistics

January Temperature

Massena, Massena International-Richards Field (19.3 miles)

  • Lowest 2 January, 2026

    -11.9 °F

  • Average January

    20.5 °F

  • Highest 9 January, 2026

    48.9 °F

Climate (2021–Present)

Massena, Massena International-Richards Field (19.3 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    46.3 °F

  • Average High 2021–2026

    56 °F
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