Decker Lake Weather Forecast

    • 57
    • 84

    Chance Thunderstorms

    • 57
    • 83

    Partly Sunny

    • 50
    • 82

    Partly Sunny

    • 57
    • 77

    Rain Showers Likely

    • 56
    • 77

    Chance Rain Showers

    • 52
    • 78

    Mostly Sunny

Today 12 Aug Clare

Partly sunny in the morning then becoming mostly sunny. Patchy fog in the morning. A 30 percent chance of Showers and Thunderstorms. Highs in the mid 80s. Light Winds becoming northwest 10 Mph in the afternoon.

Tonight 12 Aug Clare

Mostly clear. Lows in the upper 50s. Light Winds.

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  • Temperature Real-Time

Decker Lake Temperature Statistics

August Temperature

Houghton Lake, Roscommon County Airport (21.7 miles)

  • Lowest 3 August, 2026

    47.6 °F

  • Average August

    68.8 °F

  • Highest 4 August, 2026

    84.7 °F

Climate (2021–2026)

Houghton Lake, Roscommon County Airport (21.7 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    55.8 °F
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