Sager Lake Weather Forecast

    • 66
    • 80

    Chance Thunderstorms

    • 56
    • 77

    Chance Rain Showers

    • 49
    • 68

    Mostly Cloudy

    • 47
    • 64

    Rain Showers Likely

    • 33
    • 56

    Chance Rain Showers

    • 34
    • 53

    Mostly Sunny

Today 12 Oct Allegan

Partly sunny in the morning then becoming mostly sunny. Highs in the mid 70s near lake Michigan and around 80 inland. Southwest Winds 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 12 Oct Allegan

Partly cloudy with a 40 percent chance of Showers and Thunderstorms. Lows in the mid 60s. Southwest Winds 5 to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sager Lake Temperature Statistics

October Temperature

Grand Rapids, Gerald R. Ford International Airport (18 miles)

  • Lowest 6 October, 2026

    40.6 °F

  • Average October

    58.5 °F

  • Highest 10 October, 2026

    75.9 °F

Climate (2021–2026)

Grand Rapids, Gerald R. Ford International Airport (18 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    59.7 °F
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