Grass Lake Weather Forecast

    • 50
    • 67

    Decreasing Clouds

    • 45
    • 66

    Rain Showers Likely

    • 47
    • 63

    Partly Sunny

    • 48
    • 69

    Chance Rain Showers

    • 48
    • 70

    Chance Rain Showers

    • 49
    • 70

    Slight Chance Rain Showers

Today 28 May Southwestern St. Lawrence

Partly sunny. Scattered Showers this morning. Highs in the mid 60s. North Winds around 10 Mph. Chance of rain 50 percent.

Tonight 28 May Southwestern St. Lawrence

Partly cloudy. Lows in the upper 40s. Northwest Winds around 10 Mph until Midnight, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

May Temperature

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

  • Lowest 11 May, 2026

    34.3 °F

  • Average May

    53.4 °F

  • Highest 18 May, 2026

    88.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    55.9 °F
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