Grass Lake Weather Forecast

    • 51
    • 74

    Partly Sunny

    • 50
    • 68

    Mostly Cloudy

    • 46
    • 67

    Chance Rain Showers

    • 44
    • 63

    Partly Sunny

    • 47
    • 70

    Chance Rain Showers

    • 48
    • 70

    Partly Sunny

Today 27 May Southwestern St. Lawrence

Partly sunny. Highs in the mid 70s. Light and variable Winds, becoming northwest around 10 Mph this afternoon.

Tonight 27 May Southwestern St. Lawrence

Partly cloudy. Lows around 50. North 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

    53.2 °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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