Grass Lake Weather Forecast

    • 44
    • 68

    Increasing Clouds

    • 34
    • 53

    Mostly Cloudy

    • 41
    • 54

    Mostly Cloudy

    • 50
    • 67

    Partly Sunny

    • 41
    • 61

    Slight Chance Rain Showers

    • 48
    • 64

    Mostly Cloudy

Today 25 Oct Antrim

Partly sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph shifting to the west in the afternoon. Gusts up to 20 Mph.

Tonight 25 Oct Antrim

Mostly cloudy with a 20 percent chance of rain Showers. Lows in the mid 40s. Light Winds.

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Grass Lake Temperature Statistics

October Temperature

Bellaire, Antrim County Airport (9.3 miles)

  • Lowest 17 October, 2026

    30 °F

  • Average October

    54.3 °F

  • Highest 10 October, 2026

    81.5 °F

Climate (2021–2026)

Bellaire, Antrim County Airport (9.3 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    56.4 °F
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