St Lawrence State Park Weather Forecast

    • 53
    • 76

    Becoming Sunny

    • 53
    • 75

    Mostly Sunny

    • 60
    • 75

    Rain Showers Likely

    • 56
    • 77

    Slight Chance Rain Showers

    • 61
    • 78

    Partly Sunny

    • 60
    • 78

    Rain Showers Likely

Today 14 Aug Northern St. Lawrence

Partly sunny. Isolated Showers this afternoon. Highs in the mid 70s. Light and variable Winds. Chance of rain 20 percent.

Tonight 14 Aug Northern St. Lawrence

Mostly clear. Lows in the mid 50s. Light and variable Winds.

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St Lawrence State Park Temperature Statistics

August Temperature

Massena, Massena International-Richards Field (4.3 miles)

  • Lowest 5 August, 2026

    54.6 °F

  • Average August

    72.1 °F

  • Highest 6 August, 2026

    87.7 °F

Climate (2021–2026)

Massena, Massena International-Richards Field (4.3 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
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