Lower Lake Weather Forecast

    • 54
    • 73

    Chance Rain Showers

    • 49
    • 76

    Partly Sunny

    • 49
    • 76

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 56
    • 81

    Partly Sunny

Today 13 Sep Southwestern St. Lawrence

Mostly cloudy with a 20 percent chance of Showers. Highs in the lower 70s. Light and variable Winds.

Tonight 13 Sep Southwestern St. Lawrence

Cloudy. Near steady temperature around 50. Light and variable Winds.

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  • Temperature Real-Time

Lower Lake Temperature Statistics

September Temperature

Massena, Massena International-Richards Field (32.9 miles)

  • Lowest 9 September, 2025

    39.9 °F

  • Average September

    60.4 °F

  • Highest 4 September, 2025

    84 °F

Climate (2020–Present)

Massena, Massena International-Richards Field (32.9 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    56.3 °F
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