Sager Lake Weather Forecast

    • 67
    • 85

    Rain Showers Likely

    • 57
    • 80

    Chance Rain Showers

    • 57
    • 79

    Mostly Sunny

    • 60
    • 80

    Partly Sunny

    • 67
    • 82

    Partly Sunny

    • 65
    • 84

    Chance Rain Showers

Today 4 Sep Allegan

Showers likely and a chance of Thunderstorms in the Morning, then a slight chance of Showers in the afternoon. Highs in the mid 80s. Light Winds becoming southwest around 5 Mph in the afternoon. Chance of rain 70 percent.

Tonight 4 Sep Allegan

Partly cloudy with a 50 percent chance of Showers and Thunderstorms. Lows in the upper 60s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sager Lake Temperature Statistics

September Temperature

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

  • Lowest 1 September, 2026

    69.1 °F

  • Average September

    78.2 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.7 °F
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