Denton Lake Weather Forecast

    • 50
    • 75

    Decreasing Clouds

    • 56
    • 81

    Mostly Sunny

    • 53
    • 72

    Partly Sunny

    • 49
    • 65

    Mostly Sunny

    • 54
    • 67

    Mostly Cloudy

    • 57
    • 71

    Chance Rain Showers

Today 16 Sep Alpena

Partly sunny. Areas of dense fog early. Highs in the mid 70s. East Winds up to 10 Mph.

Tonight 16 Sep Alpena

Mostly clear. Lows around 50. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Denton Lake Temperature Statistics

September Temperature

Alpena, Alpena County Regional Airport (6.8 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 (6.8 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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