Grass Lake Weather Forecast

    • 61
    • 78

    Rain Showers Likely

    • 63
    • 77

    Rain Showers Likely

    • 62
    • 79

    Rain Showers Likely

    • 58
    • 77

    Chance Rain Showers

    • 55
    • 74

    Partly Sunny

    • 53
    • 73

    Partly Sunny

Today 31 Aug Southwestern St. Lawrence

Patchy dense fog this morning. Partly sunny. Highs in the upper 70s. Light and variable Winds.

Tonight 31 Aug Southwestern St. Lawrence

Mostly cloudy. A chance of Showers until Midnight, then Showers likely after midnight. Lows in the lower 60s. Light and variable Winds. Chance of rain 70 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 29 August, 2026

    51.4 °F

  • Average August

    69.3 °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

    39.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    55.9 °F
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