Lake Winyah Weather Forecast

    • 50
    • 76

    Mostly Sunny

    • 58
    • 81

    Partly Sunny

    • 51
    • 72

    Mostly Cloudy

    • 49
    • 64

    Partly Sunny

    • 54
    • 67

    Chance Rain Showers

    • 58
    • 76

    Chance Rain Showers

    • 57
    • 76

    Chance Rain Showers

Today 16 Sep Alpena

Mostly sunny. Highs in the upper 70s. Southeast Winds up to 10 Mph.

Tonight 16 Sep Alpena

Mostly clear. Patchy fog through the night. Lows around 50. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Winyah Temperature Statistics

September Temperature

Alpena, Alpena County Regional Airport (1.9 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    58.3 °F

  • Highest 13 September, 2025

    75.9 °F

Climate (2020–Present)

Alpena, Alpena County Regional Airport (1.9 miles)

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  • Average Low 2020–2025

    37.2 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    56.5 °F
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