Grass Lake Weather Forecast

    • 44
    • 53

    Partly Sunny

    • 41
    • 53

    Partly Sunny

    • 40
    • 51

    Chance Rain Showers

    • 37
    • 50

    Rain Showers Likely

    • 36
    • 46

    Chance Rain Showers

    • 38
    • 48

    Rain Showers Likely

Today 28 Oct Alpena

Partly sunny. Highs in the lower 50s. Southeast Winds 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 28 Oct Alpena

Mostly clear. Lows in the upper 30s. Southeast Winds 5 to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

October Temperature

Alpena, Alpena County Regional Airport (11.2 miles)

  • Lowest 25 October, 2025

    30.9 °F

  • Average October

    53.4 °F

  • Highest 4 October, 2025

    87.1 °F

Climate (2020–Present)

Alpena, Alpena County Regional Airport (11.2 miles)

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  • Average Low 2020–2025

    37.3 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    56.7 °F
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