Pentwater Weather Forecast

    • 50
    • 70

    Partly Sunny

    • 47
    • 68

    Mostly Sunny

    • 50
    • 67

    Partly Sunny

    • 50
    • 66

    Partly Sunny

    • 54
    • 67

    Partly Sunny

    • 58
    • 70

    Rain Showers Likely

Today 24 Sep Oceana

Sunny. Highs around 70. East Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 24 Sep Oceana

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. East Winds around 10 Mph.

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Pentwater Temperature Statistics

September Temperature

Ludington, Mason County Airport (12.4 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    65.8 °F

  • Highest 1 September, 2026

    84.2 °F

Climate (2021–2026)

Ludington, Mason County Airport (12.4 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    56.4 °F
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