Potsdam Weather Forecast

    • 52
    • 71

    Chance Rain Showers

    • 54
    • 78

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 63
    • 84

    Rain Showers Likely

    • 59
    • 77

    Rain Showers Likely

    • 53
    • 75

    Chance Rain Showers

Today 20 Aug Southwestern St. Lawrence

Mostly cloudy. Highs in the upper 60s. East Winds around 10 Mph.

Tonight 20 Aug Southwestern St. Lawrence

Partly cloudy. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potsdam Temperature Statistics

August Temperature

Massena, Massena International-Richards Field (19.3 miles)

  • Lowest 2 August, 2025

    47.6 °F

  • Average August

    69.8 °F

  • Highest 11 August, 2025

    95.6 °F

Climate (2020–Present)

Massena, Massena International-Richards Field (19.3 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    46.6 °F

  • Average High 2020–2025

    56.2 °F
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