Grass Lake Weather Forecast

    • 32
    • 60

    Sunny

    • 36
    • 57

    Sunny

    • 31
    • 54

    Partly Sunny

    • 31
    • 49

    Mostly Sunny

    • 37
    • 55

    Mostly Sunny

    • 46
    • 60

    Partly Sunny

    • 40
    • 59

    Partly Sunny

Today 20 Oct Southwestern St. Lawrence

Partly cloudy. Lows in the upper 30s. Highs in the upper 40s.

Tonight 20 Oct Southwestern St. Lawrence

Clear. Patchy dense fog after midnight. Lows in the lower 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

October Temperature

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

  • Lowest 17 October, 2026

    32.4 °F

  • Average October

    52.9 °F

  • Highest 1 October, 2026

    70.9 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    55.8 °F
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