Denton Lake Weather Forecast

    • 44
    • 65

    Partly Sunny

    • 42
    • 56

    Mostly Cloudy

    • 45
    • 59

    Partly Sunny

    • 45
    • 61

    Partly Sunny

    • 44
    • 63

    Partly Sunny

    • 44
    • 66

    Mostly Sunny

Today 20 Sep Alpena

Partly sunny. Highs in the mid 60s. Northeast Winds 5 to 15 Mph.

Tonight 20 Sep Alpena

Partly cloudy early then becoming mostly cloudy. Lows in the mid 40s. Northeast Winds 5 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

Denton Lake Temperature Statistics

September Temperature

Alpena, Alpena County Regional Airport (6.8 miles)

  • Lowest 11 September, 2026

    42.7 °F

  • Average September

    63.4 °F

  • Highest 1 September, 2026

    86.6 °F

Climate (2021–2026)

Alpena, Alpena County Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    36.8 °F

  • Average 2021–2026

    46.6 °F

  • Average High 2021–2026

    56.2 °F
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