Decker Lake Weather Forecast

    • 40
    • 67

    Becoming Sunny

    • 36
    • 65

    Mostly Sunny

    • 36
    • 62

    Mostly Sunny

    • 43
    • 65

    Partly Sunny

    • 41
    • 68

    Mostly Cloudy

    • 34
    • 59

    Partly Sunny

Today 21 Oct Clare

Sunny. Patchy fog in the morning. Highs in the upper 60s. Light Winds.

Tonight 21 Oct Clare

Mostly clear. Lows in the upper 30s. Light Winds.

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Decker Lake Temperature Statistics

October Temperature

Houghton Lake, Roscommon County Airport (21.7 miles)

  • Lowest 17 October, 2026

    27.6 °F

  • Average October

    53.1 °F

  • Highest 12 October, 2026

    81.6 °F

Climate (2021–2026)

Houghton Lake, Roscommon County Airport (21.7 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    55.7 °F
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