Grass Lake Weather Forecast

    • 54
    • 76

    Partly Cloudy

    • 54
    • 76

    Decreasing Clouds

    • 60
    • 77

    Rain Showers

    • 56
    • 76

    Partly Sunny

    • 60
    • 78

    Partly Sunny

    • 59
    • 78

    Rain Showers Likely

    • 54
    • 74

    Slight Chance Rain Showers

Today 14 Aug Southwestern 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 Southwestern St. Lawrence

Mostly clear with a chance of Showers until Midnight, then partly cloudy after midnight. Lows in the lower 50s. Light and variable Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

August Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (19.9 miles)

  • Lowest 12 August, 2026

    59.5 °F

  • Average August

    73 °F

  • Highest 5 August, 2026

    86.7 °F

Climate (2021–2026)

Fort Drum / Wheeler-Sack U. S. Army Airfield (19.9 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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