Grass Lake Weather Forecast

    • 66
    • 83

    Chance Thunderstorms

    • 65
    • 81

    Chance Thunderstorms

    • 62
    • 79

    Mostly Sunny

    • 62
    • 80

    Rain Showers Likely

    • 59
    • 78

    Chance Rain Showers

    • 58
    • 77

    Chance Rain Showers

    • 55
    • 75

    Chance Rain Showers

Today 7 Aug Southwestern St. Lawrence

Patchy dense fog this morning. Partly sunny. Highs in the mid 80s. Light and variable Winds.

Tonight 7 Aug Southwestern St. Lawrence

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers until Midnight, then a chance of Showers after midnight. Patchy fog after midnight. Lows in the mid 60s. 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 5 August, 2026

    60.1 °F

  • Average August

    72.6 °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

    56 °F
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