Cedar Island Lake Weather Forecast

    • 59
    • 84

    Slight Chance Thunderstorms

    • 53
    • 77

    Partly Sunny

    • 56
    • 76

    Partly Sunny

    • 61
    • 83

    Chance Rain Showers

    • 59
    • 79

    Chance Rain Showers

    • 57
    • 80

    Chance Rain Showers

Today 18 Sep Oakland

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 18 Sep Oakland

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Northeast Winds up to 5 Mph.

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Cedar Island Lake Temperature Statistics

September Temperature

Pontiac, Oakland County International Airport (3.7 miles)

  • Lowest 7 September, 2025

    44.1 °F

  • Average September

    62.6 °F

  • Highest 14 September, 2025

    82.9 °F

Climate (2020–Present)

Pontiac, Oakland County International Airport (3.7 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.2 °F
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